{"title":"[The vacuum extractor and painless delivery].","authors":"K OSANAI, M ARAI, I OKUBO, T YASOSHIMA","doi":"","DOIUrl":null,"url":null,"abstract":"","PeriodicalId":86672,"journal":{"name":"[Sekai sanfujinka soran] [Survey of world obstetrics and gynecology]","volume":"13 ","pages":"1278-84"},"PeriodicalIF":0.0000,"publicationDate":"1961-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"0","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"[Sekai sanfujinka soran] [Survey of world obstetrics and gynecology]","FirstCategoryId":"1085","ListUrlMain":"","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}