The public health yesterday and tomorrow.
D003140:Communicable Disease Control; D003153:Community Health Services; D006266:Health Education; D049672:History, 19th Century; D049673:History, 20th Century; D007883:Legislation, Medical / Q000266:history; D010820:Physicians; D011634:Public Health / Q000266:history*; D011790:Quarantine / Q000266:history