title: Arthur Tatum, Parke-Davis, and the discovery of Mapharsen as an antisyphilitic agent.
mesh_terms: D001152:Arsenicals / Q000266:history* / Q000627:therapeutic use; D004345:Drug Industry / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D013587:Syphilis / Q000188:drug therapy / Q000266:history*; D014481:United States
chemical_list: D001152:Arsenicals