title: [North-western Research center for hygiene and public health: faithfulness to traditions and advances in hygienic science].
authors.forename: V P
authors.initials: VP
authors.lastname: Chashchin
mesh_terms: D006801:Humans; D016272:Occupational Health; D009786:Occupational Health Services / Q000639:trends*; D011634:Public Health / Q000639:trends*; D012106:Research / Q000639:trends*; D012426:Russia