Milk depots, yarn trusses, and pediatric nurses.
Barnsteiner
Jane H
JH
Walton
Mary K
MK
D002648:Child; D049672:History, 19th Century; D049673:History, 20th Century; D006776:Hospitals, Pediatric / Q000266:history*; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D010371:Pediatric Nursing / Q000266:history*; D014481:United States