[Hygienic problems of natural lighting in the group rooms of children's preschool institutions].
D002656:Child Day Care Centers; D002675:Child, Preschool; D006801:Humans; D008029:Lighting; D008834:Microclimate; D014586:USSR; D014505:Urban Population
Gigienicheskie voprosy estestvennogo osveshcheniia gruppovykh komnat detskikh doshkol'nykh uchrezhdeniĭ.