[On a sanitary-protective zone between gas stations and institutions for preschool children].
D002675:Child, Preschool; D004782:Environmental Health; D006801:Humans; D012572:School Health Services; D012578:Schools, Nursery; D014586:USSR
O sanitarno-zashchitnoĭ zone mezhdu benzozapravochnymi punktami i detskimi doshkol'nymi uchrezhdeniiami.