Evaluation of the effectiveness of medroxyprogesterone on blood gases and short-term hospital outcomes in patients with chronic obstructive pulmonary disease treating with noninvasive ventilation: A randomized clinical trial

评估甲羟孕酮对接受无创通气治疗的慢性阻塞性肺疾病患者血气和短期住院结局的影响：一项随机临床试验