Ejaculation (English Wikipedia)

Sagar, S.M.; et al. (1988). "Expression of c-fos protein in brain: metabolic mapping at the cellular level". Science. 240 (4857): 1328–1332. Bibcode:1988Sci...240.1328S. doi:10.1126/science.3131879. PMID 3131879.
Morisaka, Tadamichi; Sakai, Mai; Kogi, Kazunobu; Nakasuji, Akane; Sakakibara, Kasumi; Kasanuki, Yuria; Yoshioka, Motoi; Sakamoto, Kentaro Q. (27 August 2013). "Spontaneous Ejaculation in a Wild Indo-Pacific Bottlenose Dolphin (Tursiops aduncus)". PLOS ONE. 8 (8) e72879. Bibcode:2013PLoSO...872879M. doi:10.1371/journal.pone.0072879. PMC 3755988. PMID 24015280.

bbc.co.uk (Global: 11^th place; English: 10^th place)

news.bbc.co.uk

"Masturbation Cuts Cancer Risk". BBC News Online. 2003-07-16. Retrieved 2009-03-04., Giles, G.G.; Severi, G.; English, D.R.; Hopper, J.L. (2004). "Frequency of ejaculation and risk of prostate cancer". JAMA. 292 (3): 329. doi:10.1001/jama.292.3.329-a. PMID 15265846.
"Masturbation 'cuts cancer risk'". BBC News. BBC. 16 July 2003. Retrieved 9 February 2013.

books.google.com (Global: 3^rd place; English: 3^rd place)

Lombardi, Julian (2012-12-06). Comparative Vertebrate Reproduction. Springer Science & Business Media. ISBN 978-1-4615-4937-6.
Kinsey, A. C.; Pomeroy, W. B.; Martin, C. E.; Gebhard, P. H. (1998). Sexual Behavior in the Human Female. Indiana University Press. p. 634. ISBN 978-0-253-33411-4. Retrieved 2013-11-07.
The Rough Guide to Sex retrieved February 2012
Wylie KR, ed. (2015). ABC of Sexual Health. John Wiley & Sons. p. 75. ISBN 978-1-118-66556-5. Retrieved 2015-10-21.
Smith, Robert L. (28 December 1984). Sperm Competition and the Evolution of Animal Mating systems. Elsevier. ISBN 978-0-323-14313-4. Retrieved 19 April 2013.
P. Michael Conn (22 October 2013). Paradigms for the Study of Behavior. Elsevier Science. ISBN 978-1-4832-6937-5.
Samper, Juan C.; Pycock, Jonatjhan F.; McKinnon, Angus O. (2007). Current therapy in equine reproduction. Elsevier Health Sciences. ISBN 978-0-7216-0252-3. Retrieved 18 April 2013.
Mech, L. David; Boitani, Luigi (1 October 2010). Wolves: Behavior, Ecology, and Conservation. University of Chicago Press. pp. 44–. ISBN 978-0-226-51698-1. Retrieved 19 April 2013.
The pursuit of pleasure. Transaction Publishers. 1992. ISBN 978-1-4128-3867-2. Retrieved 19 April 2013.
Sergi Bonet; Isabel Casas; William V. Holt; Marc Yeste (1 February 2013). Boar Reproduction: Fundamentals and New Biotechnological Trends. Springer Science & Business Media. ISBN 978-3-642-35049-8.
Heriberto Rodriguez-Martinez (1 April 2010). Control of Pig Reproduction VIII. Nottingham University Press. pp. 15–. ISBN 978-1-907284-53-3.
Bonnie S. Dunbar; M.G. O'Rand (29 June 2013). A Comparative Overview of Mammalian Fertilization. Springer Science & Business Media. ISBN 978-1-4757-8982-9.
Chris Cebra; David E. Anderson; Ahmed Tibary; Robert J. Van Saun; LaRue Willard Johnson (15 February 2014). Llama and Alpaca Care: Medicine, Surgery, Reproduction, Nutrition, and Herd Health. Elsevier Health Sciences. ISBN 978-0-323-24291-2.
Margaret V. Root Kustritz (2006). The Dog Breeder's Guide to Successful Breeding and Health Management. Elsevier Health Sciences. ISBN 978-1-4160-3139-0. Retrieved 2015-10-21.
Edward C. Feldman; Richard William Nelson (2004). Canine and Feline Endocrinology and Reproduction. Elsevier Health Sciences. ISBN 978-0-7216-9315-6. Retrieved 2015-10-21.

britannica.com (Global: 37^th place; English: 64^th place)

"Ejaculation | Definition & Process | Britannica". www.britannica.com. 2024-06-18. Retrieved 2024-07-03.

cambridge.org (Global: 209^th place; English: 151^st place)

Mueller, Alexander (19 May 2010). Infertility in the Male - Chapter 9 - Erection, emission, and ejaculation: Mechanisms of Control. Cambridge University Press. doi:10.1017/CBO9780511635656.010. ISBN 978-0-511-63565-6. Retrieved December 11, 2023.

cancervic.org.au (Global: low place; English: low place)

"New findings on prostate cancer risk and sexual activity". Cancer Council Victoria website. Cancer Council Victoria. 17 July 2003. Retrieved 3 April 2025.

cdc.gov (Global: 251^st place; English: 248^th place)

"Body Fluids That Transmit HIV | HIV Transmission | HIV Basics | HIV/AIDS | CDC". cdc.gov. 2022-03-30. Retrieved 2023-05-01.

doi.org (Global: 2^nd place; English: 2^nd place)

Waldinger, M.D.; Quinn, P.; Dilleen, M.; Mundayat, R.; Schweitzer, D.H.; Boolell, M. (2005). "A Multinational Population Survey of Intravaginal Ejaculation Latency Time". Journal of Sexual Medicine. 2 (4): 492–497. doi:10.1111/j.1743-6109.2005.00070.x. PMID 16422843.
Giuliano, F.; Patrick, D.; Porst, R.; La Pera, G.; Kokoszka, A.; Merchant, S.; Rothman, M.; Gagnon, D.; Polverejan, E. (2008). "Premature Ejaculation: Results from a Five-Country European Observational Study". European Urology. 53 (5): 1048–1057. doi:10.1016/j.eururo.2007.10.015. PMID 17950985.
Mueller, Alexander (19 May 2010). Infertility in the Male - Chapter 9 - Erection, emission, and ejaculation: Mechanisms of Control. Cambridge University Press. doi:10.1017/CBO9780511635656.010. ISBN 978-0-511-63565-6. Retrieved December 11, 2023.
Alwaal, Amjad (16 Sep 2015). "Normal Male Sexual Function: Emphasis on Orgasm and Ejaculation". Fertility and Sterility. 104 (5). American Society for Reproductive Medicine: 1051–1060. doi:10.1016/j.fertnstert.2015.08.033. PMC 4896089. PMID 26385403.
Bolen, J. G. (1980-12-09). "The male orgasm: pelvic contractions measured by anal probe". Archives of Sexual Behavior. 9 (6): 503–21. doi:10.1007/BF01542155. PMID 7458658. S2CID 32523063.
Gerstenburg, T. C.; Levin, RJ; Wagner, G (1990). "Erection and ejaculation in man. Assessment of the electromyographic activity of the bulbocavernosus and ischiocavernosus muscles". British Journal of Urology. 65 (4): 395–402. doi:10.1111/j.1464-410X.1990.tb14764.x. PMID 2340374.
Dunn, M.E.; Trost, J.E. (1989). "Male Multiple Orgasms: A Descriptive Study". Archives of Sexual Behavior. 18 (5): 377–387. doi:10.1007/BF01541970. PMID 2818169. S2CID 13647953.
Rehan, N.; Sobrero, A.J.; Fertig, J.W. (1975). "The semen of fertile men: statistical analysis of 1300 men". Fertility and Sterility. 26 (6): 492–502. doi:10.1016/s0015-0282(16)41169-6. PMID 1169171.
Pound, N.; Javed, M.H.; Ruberto, C.; Shaikh, M.A.; Del Valle, A.P. (2002). "Duration of sexual arousal predicts semen parameters for masturbatory ejaculates". Physiol Behav. 76 (4–5): 685–9. doi:10.1016/S0031-9384(02)00803-X. PMID 12127009. S2CID 37524348. For the 292 semen specimens, the time taken to produce a specimen was positively correlated (r=.19, P < .005) with sperm concentration, but there was no evidence it was related to ejaculate volume (r=.08, P=.2).
Janczewski, Z.; Bablok, L. (1985). "Semen Characteristics in Pubertal Boys". Archives of Andrology. 15 (2–3): 199–205. doi:10.3109/01485018508986912. PMID 3833078.
Guertin, PA (2012). "Central pattern generator for locomotion: anatomical, physiological, and pathophysiological considerations". Frontiers in Neurology. 3: 183. doi:10.3389/fneur.2012.00183. PMC 3567435. PMID 23403923.
Sagar, S.M.; et al. (1988). "Expression of c-fos protein in brain: metabolic mapping at the cellular level". Science. 240 (4857): 1328–1332. Bibcode:1988Sci...240.1328S. doi:10.1126/science.3131879. PMID 3131879.
Pfaus, J.G.; Heeb, M.M. (1997). "Implications of immediate-early gene induction in the brain following sexual stimulation of female and male rodents". Brain Res Bull. 44 (4): 397–407. doi:10.1016/S0361-9230(97)00219-0. PMID 9370204. S2CID 15435196.
Veening, J.G.; Coolen, L.M. (1998). "Neural activation following sexual behavior in the male and female rat brain". Behav Brain Res. 92 (2): 181–193. doi:10.1016/S0166-4328(97)00190-3. PMID 9638960. S2CID 38940946.
Ashby J, Goldmeier D (May 2010). "Postorgasm illness syndrome--a spectrum of illnesses". J. Sex. Med. 7 (5): 1976–81. doi:10.1111/j.1743-6109.2010.01707.x. PMID 20214722.
Dimitropoulou, Polyxeni; Lophatananon, Artitaya; Easton, Douglas; Pocock, Richard; Dearnaley, David P.; Guy, Michelle; Edwards, Steven; O'Brien, Lynne; Hall, Amanda; Wilkinson, Rosemary; Eeles, Rosalind; Muir, Kenneth R. (November 11, 2008). "Sexual activity and prostate cancer risk in men diagnosed at a younger age". BJU International. 103 (2): 178–185. doi:10.1111/j.1464-410X.2008.08030.x. PMID 19016689. S2CID 6339070.
"Masturbation Cuts Cancer Risk". BBC News Online. 2003-07-16. Retrieved 2009-03-04., Giles, G.G.; Severi, G.; English, D.R.; Hopper, J.L. (2004). "Frequency of ejaculation and risk of prostate cancer". JAMA. 292 (3): 329. doi:10.1001/jama.292.3.329-a. PMID 15265846.
Leitzmann, M.F.; Platz, E.A.; Stampfer, M.J.; Willett, W.C.; Giovannucci, E. (2004). "Ejaculation frequency and subsequent risk of prostate cancer". JAMA. 291 (13): 1578–86. doi:10.1001/jama.291.13.1578. PMID 15069045.
Leitzmann MD, Michael F; Platz, Elizabeth A.; Stampfer, Meir J.; Willett, Walter C.; Giovannucci, Edward (7 April 2004). "Ejaculation Frequency and Subsequent Risk of Prostate Cancer". Journal of the American Medical Association. 291 (13): 1578–86. doi:10.1001/jama.291.13.1578. PMID 15069045.
Giles, Graham G.; Severi, G.; English, D.R.; McCredie, M.R.; Borland, R.; Boyle, P.; Hopper, J.L. (August 2003). "Sexual factors and prostate cancer". BJU International. 92 (3): 211–16. doi:10.1046/j.1464-410X.2003.04319.x. PMID 12887469. S2CID 29430415.
Johnston, S.D.; Smith, B.; Pyne, M.; Stenzel, D.; Holt, W.V. (2007). "One-Sided Ejaculation of Echidna Sperm Bundles (Tachyglossus aculeatus)" (PDF). Am. Nat. 170 (6): E162–E164. doi:10.1086/522847. PMID 18171162. S2CID 40632746.
Morisaka, Tadamichi; Sakai, Mai; Kogi, Kazunobu; Nakasuji, Akane; Sakakibara, Kasumi; Kasanuki, Yuria; Yoshioka, Motoi; Sakamoto, Kentaro Q. (27 August 2013). "Spontaneous Ejaculation in a Wild Indo-Pacific Bottlenose Dolphin (Tursiops aduncus)". PLOS ONE. 8 (8) e72879. Bibcode:2013PLoSO...872879M. doi:10.1371/journal.pone.0072879. PMC 3755988. PMID 24015280.

google.com (Global: 109^th place; English: 87^th place)

Greenberg, Jerrold; Bruess, Clint; Conklin, Sarah (2010-03-10). Exploring the Dimensions of Human Sexuality. Jones & Bartlett Learning. ISBN 978-0-7637-7660-2.

harvardprostateknowledge.org (Global: low place; English: low place)

Garnick, Marc (24 February 2011). "Does frequent ejaculation help ward off prostate cancer?". Harvard Medical School Prostate Knowledge. Harvard University. Archived from the original on 6 September 2012. Retrieved 9 February 2013.

joshuagonzalezmd.com (Global: low place; English: low place)

jetdigitaldev (2024-04-23). "Anal Orgasms Are Real—and They're Spectacular". Joshua R. Gonzalez MD. Retrieved 2024-09-10.

menshealth.com (Global: 3,231^st place; English: 2,109^th place)

"What Prostate Orgasms Feel Like, According to 10 Men Who've Had Them". Men's Health. 2021-01-04. Retrieved 2024-09-10.

netdoctor.co.uk (Global: low place; English: low place)

"Semen and sperm quality". Dr John Dean, netdoctor.co.uk. 2015-05-29. Archived from the original on 2009-02-28. Retrieved 2009-03-04.

newscientist.com (Global: 1,041^st place; English: 901^st place)

Bhattacharya, Shaoni (6 April 2004). "Frequent ejaculation may protect against cancer". New Scientist. UK: Reed Business Information. Retrieved 24 July 2026.

nih.gov (Global: 5^th place; English: 5^th place)

pubmed.ncbi.nlm.nih.gov

Waldinger, M.D.; Quinn, P.; Dilleen, M.; Mundayat, R.; Schweitzer, D.H.; Boolell, M. (2005). "A Multinational Population Survey of Intravaginal Ejaculation Latency Time". Journal of Sexual Medicine. 2 (4): 492–497. doi:10.1111/j.1743-6109.2005.00070.x. PMID 16422843.
Giuliano, F.; Patrick, D.; Porst, R.; La Pera, G.; Kokoszka, A.; Merchant, S.; Rothman, M.; Gagnon, D.; Polverejan, E. (2008). "Premature Ejaculation: Results from a Five-Country European Observational Study". European Urology. 53 (5): 1048–1057. doi:10.1016/j.eururo.2007.10.015. PMID 17950985.
Alwaal, Amjad (16 Sep 2015). "Normal Male Sexual Function: Emphasis on Orgasm and Ejaculation". Fertility and Sterility. 104 (5). American Society for Reproductive Medicine: 1051–1060. doi:10.1016/j.fertnstert.2015.08.033. PMC 4896089. PMID 26385403.
Bolen, J. G. (1980-12-09). "The male orgasm: pelvic contractions measured by anal probe". Archives of Sexual Behavior. 9 (6): 503–21. doi:10.1007/BF01542155. PMID 7458658. S2CID 32523063.
Gerstenburg, T. C.; Levin, RJ; Wagner, G (1990). "Erection and ejaculation in man. Assessment of the electromyographic activity of the bulbocavernosus and ischiocavernosus muscles". British Journal of Urology. 65 (4): 395–402. doi:10.1111/j.1464-410X.1990.tb14764.x. PMID 2340374.
Dunn, M.E.; Trost, J.E. (1989). "Male Multiple Orgasms: A Descriptive Study". Archives of Sexual Behavior. 18 (5): 377–387. doi:10.1007/BF01541970. PMID 2818169. S2CID 13647953.
Rehan, N.; Sobrero, A.J.; Fertig, J.W. (1975). "The semen of fertile men: statistical analysis of 1300 men". Fertility and Sterility. 26 (6): 492–502. doi:10.1016/s0015-0282(16)41169-6. PMID 1169171.
Pound, N.; Javed, M.H.; Ruberto, C.; Shaikh, M.A.; Del Valle, A.P. (2002). "Duration of sexual arousal predicts semen parameters for masturbatory ejaculates". Physiol Behav. 76 (4–5): 685–9. doi:10.1016/S0031-9384(02)00803-X. PMID 12127009. S2CID 37524348. For the 292 semen specimens, the time taken to produce a specimen was positively correlated (r=.19, P < .005) with sperm concentration, but there was no evidence it was related to ejaculate volume (r=.08, P=.2).
Janczewski, Z.; Bablok, L. (1985). "Semen Characteristics in Pubertal Boys". Archives of Andrology. 15 (2–3): 199–205. doi:10.3109/01485018508986912. PMID 3833078.
Guertin, PA (2012). "Central pattern generator for locomotion: anatomical, physiological, and pathophysiological considerations". Frontiers in Neurology. 3: 183. doi:10.3389/fneur.2012.00183. PMC 3567435. PMID 23403923.
Sagar, S.M.; et al. (1988). "Expression of c-fos protein in brain: metabolic mapping at the cellular level". Science. 240 (4857): 1328–1332. Bibcode:1988Sci...240.1328S. doi:10.1126/science.3131879. PMID 3131879.
Pfaus, J.G.; Heeb, M.M. (1997). "Implications of immediate-early gene induction in the brain following sexual stimulation of female and male rodents". Brain Res Bull. 44 (4): 397–407. doi:10.1016/S0361-9230(97)00219-0. PMID 9370204. S2CID 15435196.
Veening, J.G.; Coolen, L.M. (1998). "Neural activation following sexual behavior in the male and female rat brain". Behav Brain Res. 92 (2): 181–193. doi:10.1016/S0166-4328(97)00190-3. PMID 9638960. S2CID 38940946.
Ashby J, Goldmeier D (May 2010). "Postorgasm illness syndrome--a spectrum of illnesses". J. Sex. Med. 7 (5): 1976–81. doi:10.1111/j.1743-6109.2010.01707.x. PMID 20214722.
Dimitropoulou, Polyxeni; Lophatananon, Artitaya; Easton, Douglas; Pocock, Richard; Dearnaley, David P.; Guy, Michelle; Edwards, Steven; O'Brien, Lynne; Hall, Amanda; Wilkinson, Rosemary; Eeles, Rosalind; Muir, Kenneth R. (November 11, 2008). "Sexual activity and prostate cancer risk in men diagnosed at a younger age". BJU International. 103 (2): 178–185. doi:10.1111/j.1464-410X.2008.08030.x. PMID 19016689. S2CID 6339070.
"Masturbation Cuts Cancer Risk". BBC News Online. 2003-07-16. Retrieved 2009-03-04., Giles, G.G.; Severi, G.; English, D.R.; Hopper, J.L. (2004). "Frequency of ejaculation and risk of prostate cancer". JAMA. 292 (3): 329. doi:10.1001/jama.292.3.329-a. PMID 15265846.
Leitzmann, M.F.; Platz, E.A.; Stampfer, M.J.; Willett, W.C.; Giovannucci, E. (2004). "Ejaculation frequency and subsequent risk of prostate cancer". JAMA. 291 (13): 1578–86. doi:10.1001/jama.291.13.1578. PMID 15069045.
Leitzmann MD, Michael F; Platz, Elizabeth A.; Stampfer, Meir J.; Willett, Walter C.; Giovannucci, Edward (7 April 2004). "Ejaculation Frequency and Subsequent Risk of Prostate Cancer". Journal of the American Medical Association. 291 (13): 1578–86. doi:10.1001/jama.291.13.1578. PMID 15069045.
Giles, Graham G.; Severi, G.; English, D.R.; McCredie, M.R.; Borland, R.; Boyle, P.; Hopper, J.L. (August 2003). "Sexual factors and prostate cancer". BJU International. 92 (3): 211–16. doi:10.1046/j.1464-410X.2003.04319.x. PMID 12887469. S2CID 29430415.
Johnston, S.D.; Smith, B.; Pyne, M.; Stenzel, D.; Holt, W.V. (2007). "One-Sided Ejaculation of Echidna Sperm Bundles (Tachyglossus aculeatus)" (PDF). Am. Nat. 170 (6): E162–E164. doi:10.1086/522847. PMID 18171162. S2CID 40632746.
Morisaka, Tadamichi; Sakai, Mai; Kogi, Kazunobu; Nakasuji, Akane; Sakakibara, Kasumi; Kasanuki, Yuria; Yoshioka, Motoi; Sakamoto, Kentaro Q. (27 August 2013). "Spontaneous Ejaculation in a Wild Indo-Pacific Bottlenose Dolphin (Tursiops aduncus)". PLOS ONE. 8 (8) e72879. Bibcode:2013PLoSO...872879M. doi:10.1371/journal.pone.0072879. PMC 3755988. PMID 24015280.

ncbi.nlm.nih.gov

Alwaal, Amjad (16 Sep 2015). "Normal Male Sexual Function: Emphasis on Orgasm and Ejaculation". Fertility and Sterility. 104 (5). American Society for Reproductive Medicine: 1051–1060. doi:10.1016/j.fertnstert.2015.08.033. PMC 4896089. PMID 26385403.
Guertin, PA (2012). "Central pattern generator for locomotion: anatomical, physiological, and pathophysiological considerations". Frontiers in Neurology. 3: 183. doi:10.3389/fneur.2012.00183. PMC 3567435. PMID 23403923.
Morisaka, Tadamichi; Sakai, Mai; Kogi, Kazunobu; Nakasuji, Akane; Sakakibara, Kasumi; Kasanuki, Yuria; Yoshioka, Motoi; Sakamoto, Kentaro Q. (27 August 2013). "Spontaneous Ejaculation in a Wild Indo-Pacific Bottlenose Dolphin (Tursiops aduncus)". PLOS ONE. 8 (8) e72879. Bibcode:2013PLoSO...872879M. doi:10.1371/journal.pone.0072879. PMC 3755988. PMID 24015280.

rarediseases.info.nih.gov

"Postorgasmic illness syndrome". Genetic and Rare Diseases Information Center (GARD). National Institutes of Health. 2015. Archived from the original on 5 March 2016. Retrieved 30 July 2015.

palomar.edu (Global: low place; English: low place)

www2.palomar.edu

"Biological Basis of Heredity: Cell Reproduction". Dr. Dennis O'Neil, Behavioral Sciences Department, Palomar College, San Marcos, California. Retrieved 2021-01-31.

qut.edu.au (Global: 9,497^th place; English: 5,600^th place)

eprints.qut.edu.au

Johnston, S.D.; Smith, B.; Pyne, M.; Stenzel, D.; Holt, W.V. (2007). "One-Sided Ejaculation of Echidna Sperm Bundles (Tachyglossus aculeatus)" (PDF). Am. Nat. 170 (6): E162–E164. doi:10.1086/522847. PMID 18171162. S2CID 40632746.

semanticscholar.org (Global: 15^th place; English: 8^th place)

api.semanticscholar.org

Bolen, J. G. (1980-12-09). "The male orgasm: pelvic contractions measured by anal probe". Archives of Sexual Behavior. 9 (6): 503–21. doi:10.1007/BF01542155. PMID 7458658. S2CID 32523063.
Dunn, M.E.; Trost, J.E. (1989). "Male Multiple Orgasms: A Descriptive Study". Archives of Sexual Behavior. 18 (5): 377–387. doi:10.1007/BF01541970. PMID 2818169. S2CID 13647953.
Pound, N.; Javed, M.H.; Ruberto, C.; Shaikh, M.A.; Del Valle, A.P. (2002). "Duration of sexual arousal predicts semen parameters for masturbatory ejaculates". Physiol Behav. 76 (4–5): 685–9. doi:10.1016/S0031-9384(02)00803-X. PMID 12127009. S2CID 37524348. For the 292 semen specimens, the time taken to produce a specimen was positively correlated (r=.19, P < .005) with sperm concentration, but there was no evidence it was related to ejaculate volume (r=.08, P=.2).
Pfaus, J.G.; Heeb, M.M. (1997). "Implications of immediate-early gene induction in the brain following sexual stimulation of female and male rodents". Brain Res Bull. 44 (4): 397–407. doi:10.1016/S0361-9230(97)00219-0. PMID 9370204. S2CID 15435196.
Veening, J.G.; Coolen, L.M. (1998). "Neural activation following sexual behavior in the male and female rat brain". Behav Brain Res. 92 (2): 181–193. doi:10.1016/S0166-4328(97)00190-3. PMID 9638960. S2CID 38940946.
Dimitropoulou, Polyxeni; Lophatananon, Artitaya; Easton, Douglas; Pocock, Richard; Dearnaley, David P.; Guy, Michelle; Edwards, Steven; O'Brien, Lynne; Hall, Amanda; Wilkinson, Rosemary; Eeles, Rosalind; Muir, Kenneth R. (November 11, 2008). "Sexual activity and prostate cancer risk in men diagnosed at a younger age". BJU International. 103 (2): 178–185. doi:10.1111/j.1464-410X.2008.08030.x. PMID 19016689. S2CID 6339070.
Giles, Graham G.; Severi, G.; English, D.R.; McCredie, M.R.; Borland, R.; Boyle, P.; Hopper, J.L. (August 2003). "Sexual factors and prostate cancer". BJU International. 92 (3): 211–16. doi:10.1046/j.1464-410X.2003.04319.x. PMID 12887469. S2CID 29430415.
Johnston, S.D.; Smith, B.; Pyne, M.; Stenzel, D.; Holt, W.V. (2007). "One-Sided Ejaculation of Echidna Sperm Bundles (Tachyglossus aculeatus)" (PDF). Am. Nat. 170 (6): E162–E164. doi:10.1086/522847. PMID 18171162. S2CID 40632746.

statusplus.net (Global: low place; English: low place)

McMahon CG (October 2014). "Post-Orgasmic Illness Syndrome" (PDF). 16th World Meeting on Sexual Medicine. Archived from the original (PDF) on 2016-03-04. Retrieved 2015-08-11.

web.archive.org (Global: 1^st place; English: 1^st place)

"Semen and sperm quality". Dr John Dean, netdoctor.co.uk. 2015-05-29. Archived from the original on 2009-02-28. Retrieved 2009-03-04.
"Postorgasmic illness syndrome". Genetic and Rare Diseases Information Center (GARD). National Institutes of Health. 2015. Archived from the original on 5 March 2016. Retrieved 30 July 2015.
McMahon CG (October 2014). "Post-Orgasmic Illness Syndrome" (PDF). 16th World Meeting on Sexual Medicine. Archived from the original (PDF) on 2016-03-04. Retrieved 2015-08-11.
Garnick, Marc (24 February 2011). "Does frequent ejaculation help ward off prostate cancer?". Harvard Medical School Prostate Knowledge. Harvard University. Archived from the original on 6 September 2012. Retrieved 9 February 2013.

webmd.com (Global: 2,056^th place; English: 1,884^th place)

Gower, Timothy. "How the Penis Works". WebMD. Retrieved 2024-07-03.
"Prostate Orgasm: What It Is". WebMD. Retrieved 2024-09-10.

Ejaculation (English Wikipedia)

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semanticscholar.org (Global: 15th place; English: 8th place)

api.semanticscholar.org

statusplus.net (Global: low place; English: low place)

web.archive.org (Global: 1st place; English: 1st place)

webmd.com (Global: 2,056th place; English: 1,884th place)

adsabs.harvard.edu (Global: 14^th place; English: 9^th place)

bbc.co.uk (Global: 11^th place; English: 10^th place)

books.google.com (Global: 3^rd place; English: 3^rd place)

britannica.com (Global: 37^th place; English: 64^th place)

cambridge.org (Global: 209^th place; English: 151^st place)

cdc.gov (Global: 251^st place; English: 248^th place)

doi.org (Global: 2^nd place; English: 2^nd place)

google.com (Global: 109^th place; English: 87^th place)

menshealth.com (Global: 3,231^st place; English: 2,109^th place)

newscientist.com (Global: 1,041^st place; English: 901^st place)

nih.gov (Global: 5^th place; English: 5^th place)

qut.edu.au (Global: 9,497^th place; English: 5,600^th place)

semanticscholar.org (Global: 15^th place; English: 8^th place)

web.archive.org (Global: 1^st place; English: 1^st place)

webmd.com (Global: 2,056^th place; English: 1,884^th place)