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Literature DB >> 13670226

Prevention of pregnancy by the Graefenberg ring method; a re-evaluation after 28 years' experience.

Abstract

Keywords: CONTRACEPTIVES

Source DB: PubMed Journal: Am J Obstet Gynecol ISSN： 0002-9378 Impact factor: 8.661

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3 in total

Authors: L Margulies
Journal: Bull N Y Acad Med Date: 1975-05

Authors: F L Johnson; F R Doerffer; J E Tyson
Journal: Can Med Assoc J Date: 1966-07-02 Impact factor: 8.262

Authors: G W Perkin
Journal: Can Med Assoc J Date: 1966-02-26 Impact factor: 8.262

3 in total