History of extraction of the posterior arm to resolve shoulder dystocia.
e.beer@virgilio.it
Eugenio
E
Beer
D004420:Dystocia / Q000266:history* / Q000628:therapy; D005113:Extraction, Obstetrical / Q000266:history* / Q000379:methods; D005260:Female; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D049674:History, 21st Century; D006801:Humans; D011247:Pregnancy; D012782:Shoulder