Min Chueh Chang - October 10, 1908-June 5, 1991.
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D002681:China; D003277:Contraceptives, Oral, Combined / Q000266:history*; D005306:Fertilization; D005582:Foundations / Q000266:history*; D049673:History, 20th Century; D006113:United Kingdom; D014481:United States
D003277:Contraceptives, Oral, Combined