title: [Observations in chronic bronchitis (roentgenological study].
mesh_terms: D000293:Adolescent; D001991:Bronchitis / Q000000981:diagnostic imaging*; D001995:Bronchography; D002648:Child; D002675:Child, Preschool; D002908:Chronic Disease; D006801:Humans
vernacular_title: Dinamicheskie nabliudeniia pri khronicheskom bronkhite (rentgenologicheskie issledovanie)