Pen, K I [Study of the functional state of the bronchi in young children with acute respiratory viral diseases]. [electronic resource] - Pediatriia Jan 1975 - 31-4 p. digital Publication Type: English Abstract; Journal Article ISSN: 0031-403X Subjects--Topical Terms: Acute DiseaseBronchi--physiopathologyChild, PreschoolHumansInfantInfant, NewbornLung--physiopathologyRespiratory Tract Infections--physiopathologyVirus Diseases--physiopathology