title: A new profession: the evolution of public health nursing.
authors.forename: R R
authors.initials: RR
authors.lastname: Frachel
mesh_terms: D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D011637:Public Health Nursing / Q000266:history* / Q000639:trends; D014481:United States