[Development of knowledge concerning the early diagnosis of pregnancy].
D005060:Europe; D005260:Female; D049690:History, Ancient; D049691:History, Medieval; D049711:History, Modern 1601-; D006801:Humans; D008722:Methods; D009774:Obstetrics / Q000266:history*; D011247:Pregnancy; D011258:Pregnancy Tests; D014481:United States
L'evoluzione delle conoscenze sulla diagnosi "precoce" di gravidanza.