Before the baby boom.
Sadler
C
C
D002654:Child Care; D002675:Child, Preschool; D004739:England; D006666:History of Medicine; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007223:Infant; D007224:Infant Care; D008880:Midwifery / Q000266:history