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Kehrer AF, Isacson P.Kehrer AF, et al. Among authors: isacson p.Am J Public Health. 1971 Jan;61(1):152-6. doi: 10.2105/ajph.61.1.152.Am J Public Health. 1971.PMID: 5539842Free PMC article.Clinical Trial.No abstract available.
Isacson P, Kehrer AF, Wilson H, Williams S.Isacson P, et al.Obstet Gynecol. 1971 Mar;37(3):332-7.Obstet Gynecol. 1971.PMID: 5101211No abstract available.