Optimizing epidural fentanyl loading dose for early labor pain

CHI-HSIANG HUANGFENG-FANG TSAILI-KUEI CHEN2018-09-102018-09-102009http://www.scopus.com/inward/record.url?eid=2-s2.0-75149117333&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/345880Optimizing epidural fentanyl loading dose for early labor painjournal article10.1016/S1875-4597(09)60050-3