History of the exchange transfusion; its use in treatment of erythroblastosis fetalis.
D001900:Boston; D002170:Canada; D004899:Erythroblastosis, Fetal / Q000266:history* / Q000628:therapy; D005078:Exchange Transfusion, Whole Blood / Q000266:history*; D005260:Female; D049673:History, 20th Century; D008722:Methods; D009519:New York City; D011247:Pregnancy