TY - GEN AU - Pryor,J A AU - Webber,B A TI - An evaluation of the forced expiration technique as an adjunct to postural drainage SN - 0031-9406 PY - 1980///0523 KW - Adolescent KW - Adult KW - Bronchial Spasm KW - therapy KW - Cystic Fibrosis KW - Female KW - Humans KW - Male KW - Respiratory Therapy KW - methods N1 - Publication Type: Journal Article ER -