TY - GEN AU - Strel'tsov,I M AU - Rybin,V A AU - Kurenskaia,N M TI - [Most common causes of obstruction of the lower respiratory tract in children] SN - 0031-403X PY - 1985///1112 KW - Adolescent KW - Bronchitis KW - etiology KW - Child KW - Child, Preschool KW - Humans KW - Infant KW - Infant, Newborn N1 - Publication Type: Journal Article ER -