TY - GEN AU - Ho,S C AU - Chiang,L L AU - Cheng,H F AU - Lin,H C AU - Sheng,D F AU - Kuo,H P AU - Lin,H C TI - The effect of incentive spirometry on chest expansion and breathing work in patients with chronic obstructive airway diseases: comparison of two methods SN - 2072-0939 PY - 2000///0615 KW - Adult KW - Aged KW - Cross-Over Studies KW - Female KW - Humans KW - Lung Diseases, Obstructive KW - physiopathology KW - Male KW - Middle Aged KW - Respiratory Therapy KW - instrumentation KW - Spirometry KW - Thorax KW - Work of Breathing N1 - Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial ER -