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Sherman PW, Flaxman SM (May 2002). "Nausea and vomiting of pregnancy in an evolutionary perspective". American Journal of Obstetrics and Gynecology. 186 (5 Suppl Understanding): S190 –S197. CiteSeerX10.1.1.611.7889. doi:10.1067/mob.2002.122593. PMID12011885.
Einarson TR, Piwko C, Koren G (2013-01-01). "Prevalence of nausea and vomiting of pregnancy in the USA: a meta analysis". Journal of Population Therapeutics and Clinical Pharmacology. 20 (2): e163 –e170. PMID23863545.
Lagiou P, Tamimi R, Mucci LA, Trichopoulos D, Adami HO, Hsieh CC (April 2003). "Nausea and vomiting in pregnancy in relation to prolactin, estrogens, and progesterone: a prospective study". Obstetrics and Gynecology. 101 (4): 639–644. doi:10.1016/s0029-7844(02)02730-8. PMID12681864. S2CID13103469.
Niebyl JR (October 2010). "Clinical practice. Nausea and vomiting in pregnancy". The New England Journal of Medicine. 363 (16): 1544–1550. doi:10.1056/NEJMcp1003896. PMID20942670.
Sherman PW, Flaxman SM (May 2002). "Nausea and vomiting of pregnancy in an evolutionary perspective". American Journal of Obstetrics and Gynecology. 186 (5 Suppl Understanding): S190 –S197. CiteSeerX10.1.1.611.7889. doi:10.1067/mob.2002.122593. PMID12011885.
Sherman PW, Flaxman SM (May 2002). "Nausea and vomiting of pregnancy in an evolutionary perspective". American Journal of Obstetrics and Gynecology. 186 (5 Suppl Understanding): S190 –S197. CiteSeerX10.1.1.611.7889. doi:10.1067/mob.2002.122593. PMID12011885.
Lagiou P, Tamimi R, Mucci LA, Trichopoulos D, Adami HO, Hsieh CC (April 2003). "Nausea and vomiting in pregnancy in relation to prolactin, estrogens, and progesterone: a prospective study". Obstetrics and Gynecology. 101 (4): 639–644. doi:10.1016/s0029-7844(02)02730-8. PMID12681864. S2CID13103469.