"To one common end": the United States Public Health Service and the Missouri child hygiene movement, 1919-1921.
D002648:Child; D002662:Child Health Services / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D008923:Missouri; D011634:Public Health / Q000266:history*; D012423:Rural Health / Q000266:history; D014481:United States; D014492:United States Public Health Service / Q000266:history