常见例句5 Ducel G, Fabry J , Nicolle L. Prevention of hospital2acquired infections2a practical guide (2nd edition) . WHO document 2002. 4李华茵;何礼贤;胡必杰;等.;重症监护病房机械通气相关性肺炎危险因素的前瞻性队列研究Pǎducel 珀杜切尔 返回 Ducel