J E Hutchings, P J Benson, G W Perkin, R M Soderstrom
{"title":"[The loop, after 20 years: evaluation of its utilization in the world].","authors":"J E Hutchings, P J Benson, G W Perkin, R M Soderstrom","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":85263,"journal":{"name":"Perspectives internationales du planning familial","volume":" Special","pages":"11-20"},"PeriodicalIF":0.0,"publicationDate":"1986-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"22011446","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"[The new policies of natural birth control].","authors":"J H Johnson, J Reich","doi":"","DOIUrl":"","url":null,"abstract":"","PeriodicalId":85263,"journal":{"name":"Perspectives internationales du planning familial","volume":" Special","pages":"27-31"},"PeriodicalIF":0.0,"publicationDate":"1986-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"22011447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}