Observation on Effects of Epidural Anesthesia in Patients with Different Pulmonary Reserve 麻醉前肺功能类型对硬膜外麻醉后呼吸功能影响的观察
CLINICAL OBSERVATION OF EPIDURAL NARCOTICS FOR POSTOPERATION ANALGESIA Observation on Effects of Epidural Anesthesia in Patients with Different Pulmonary Reserve 硬膜外注射镇痛剂术后镇痛的临床观察麻醉前肺功能类型对硬膜外麻醉后呼吸功能影响的观察