title: [The first All-Union Congress of District Physicians].
authors.forename: B D
authors.initials: BD
authors.lastname: Petrov
mesh_terms: D003226:Congresses as Topic / Q000266:history*; D049673:History, 20th Century; D009031:Moscow; D011634:Public Health / Q000266:history*; D014586:USSR
vernacular_title: Pervyĭ Vsesoiuznyĭ s"ezd uchastkovykh vracheĭ.