title: [Scientific and practical work of health officers and their role in the development of hygienic research].
mesh_terms: D006920:Hygiene; D009787:Occupational Medicine; D011634:Public Health; D012106:Research; D012426:Russia
vernacular_title: Nauchno-prakticheskie raboty sanitarnykh vracheĭ i ikh rol' v razvitii gigienicheskikh issledovaniĭ.