RT杂志文章SR电子T1 COVID-19肺炎清醒俯卧位患者选择的原理和意义JF欧洲呼吸杂志JO Eur Respir J FD欧洲呼吸学会SP 2002571 DO 10.1183/13993003.02571-2020 VO 56 IS 3 A1 Ng, Ziqin A1 Tay, Woo Chiao A1 Ho, Choon Heng Benjamin YR 2188bet官网地址020 UL //www.qdcxjkg.com/content/56/3/2002571.abstract AB