Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) CHEEK TG,Rapid intravenous saline infusion decreases uterine activity in labor : Epidural analgesia does not,Anesthesiology,,,1989,71,,A884,https://cir.nii.ac.jp/crid/1570291225623339264,