title: [Databases for planning hygiene research].
authors.forename: N F
authors.initials: NF
authors.lastname: Lalova
authors.forename: V F
authors.initials: VF
authors.lastname: Spirin
mesh_terms: D019992:Databases as Topic; D004782:Environmental Health; D006801:Humans; D007256:Information Systems; D008523:MEDLARS; D016272:Occupational Health; D012106:Research; D012423:Rural Health