TY - BOOK AU - Howder, Cynthia L. AU - ED - ED - ED - ED - TI - : know the facts SN - 0-397-50940-5 SN - 2 PY - 1989///];copyright 198946 CY - Philadelphia, Pennsylvania PB - Lippincott KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Handbooks, manuals, etc.;therapy KW - Respiratory therapy;Respiratory Therapy.;Respiratory Tract Diseases N1 - Bibliography: p. 277-279; 5 ER -