不同時點施行硬膜外分娩鎮痛對高齡初產婦分娩結局的影響
李濤, 廖自偉, 王美冰, 錢曉暉
Outcome of epidural analgesia applied in different phase in elderly primipara women
LI Tao, LIU Chi Wai, WONG Mei Peng, CHIN Hiu Fai
鏡湖醫學 . 2015, (2): 42 -43 .