呼吸操锻炼对慢性阻塞性肺疾病患者的作用
伍惠红
Effects of respiratory exercise on patients with chronic obstructive pulmonary disease
WU Hui-hong
中国临床护理 . 2013, (1): 26 -28 .  DOI: 10.3969/j.issn.1674-3768.2013.01.014