目的 The objective of this study was to determine the efficacy and compliance between a novel mask and nasal mask during......

目的：观察不同类型面罩在无创呼吸机治疗COPD合并II型呼吸衰竭疗效的作用的观察。方法：选择我院COPD合并II型呼吸衰竭患者100名，并随......