The significance of Antoni van Leeuwenhoek for the early development of andrology.
D000818:Animals; D049670:History, 17th Century; D049671:History, 18th Century; D006801:Humans; D008297:Male; D008853:Microscopy / Q000266:history*; D009426:Netherlands; D012098:Reproduction; D013094:Spermatozoa