title: [Hygienic value of ventilation in class rooms].
authors.forename: A I
authors.initials: AI
authors.lastname: SHAFIR
authors.forename: P A
authors.initials: PA
authors.lastname: KOUZOV
mesh_terms: D006801:Humans; D012119:Respiration; D014691:Ventilation
keywords: VENTILATION
vernacular_title: Sposoby vozdukhoobmena v klassnykh pomeshcheniyakh i ikh higienicheskaya ocenka.