Amano, Noel; Bankoff, Greg; Findley, David Max; Barretto-Tesoro, Grace; Roberts, Patrick (February 2021). "Archaeological and historical insights into the ecological impacts of pre-colonial and colonial introductions into the Philippine Archipelago". The Holocene. 31 (2): 313–330. Bibcode:2021Holoc..31..313A. doi:10.1177/0959683620941152.
Hou, Z.-C.; Yang, F.-X.; Qu, L.-J.; Zheng, J.-X.; Brun, J.-M.; Basso, B.; Pitel, F.; Yang, N.; Xu, G.-Y. (September 23, 2011). "Genetic structure of Eurasian and North American mallard ducks based on mtDNA data". Animal Genetics. 43 (3). Wiley: 352–355. doi:10.1111/j.1365-2052.2011.02248.x. PMID22486512.
Kent, M.E.; Romanelli, F. (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–236. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.
Farhi, D.; Dupin, N. (September–October 2010). "Origins of syphilis and management in the immunocompetent patient: facts and controversies". Clinics in Dermatology. 28 (5): 533–558. doi:10.1016/j.clindermatol.2010.03.011. PMID20797514.
Emmer, Pieter (February 2003). "The Myth of Early Globalization: The Atlantic Economy, 1500–1800". European Review. 11 (1): 46. doi:10.1017/S106279870300005X.
Amano, Noel; Bankoff, Greg; Findley, David Max; Barretto-Tesoro, Grace; Roberts, Patrick (February 2021). "Archaeological and historical insights into the ecological impacts of pre-colonial and colonial introductions into the Philippine Archipelago". The Holocene. 31 (2): 313–330. Bibcode:2021Holoc..31..313A. doi:10.1177/0959683620941152.
Hou, Z.-C.; Yang, F.-X.; Qu, L.-J.; Zheng, J.-X.; Brun, J.-M.; Basso, B.; Pitel, F.; Yang, N.; Xu, G.-Y. (September 23, 2011). "Genetic structure of Eurasian and North American mallard ducks based on mtDNA data". Animal Genetics. 43 (3). Wiley: 352–355. doi:10.1111/j.1365-2052.2011.02248.x. PMID22486512.
Kent, M.E.; Romanelli, F. (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–236. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.
Farhi, D.; Dupin, N. (September–October 2010). "Origins of syphilis and management in the immunocompetent patient: facts and controversies". Clinics in Dermatology. 28 (5): 533–558. doi:10.1016/j.clindermatol.2010.03.011. PMID20797514.
Stahl, Peter W. (April 6, 2008). "Animal Domestication in South America". In Silverman, Helaine; Isbell, William (eds.). Handbook of South American Archaeology. New York: Springer Science & Business Media. pp. 121–130. ISBN978-0-387-74907-5.
Kent, M.E.; Romanelli, F. (February 2008). "Reexamining syphilis: an update on epidemiology, clinical manifestations, and management". Annals of Pharmacotherapy. 42 (2): 226–236. doi:10.1345/aph.1K086. PMID18212261. S2CID23899851.