title: Morton Levin (1904-1995): history in the making.
authors.forename: H K
authors.initials: HK
authors.lastname: Armenian
authors.forename: M
authors.initials: M
authors.lastname: Szklo
mesh_terms: D016022:Case-Control Studies; D004813:Epidemiology / Q000266:history; D049673:History, 20th Century; D012907:Smoking / Q000266:history; D014481:United States