How embryologists became developmental biologists and other matters.
D000818:Animals; D001695:Biology / Q000266:history*; D004626:Embryology / Q000266:history*; D005060:Europe; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D007391:International Cooperation; D009316:National Institutes of Health (U.S.); D012106:Research / Q000266:history; D014481:United States