| Literature DB >> 5360257 |
J A Zipper, H J Tatum, L Pastene, M Medel, M Rivera.
Abstract
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Keywords: Biology; Clinical Research; Comparative Studies; Contraception; Contraception Termination; Contraceptive Effectiveness; Contraceptive Methods; Contraceptive Methods--side effects; Contraceptive Mode Of Action; Copper--side effects; Diseases; Evaluation; Examinations And Diagnoses; Family Planning; Histology; Ingredients And Chemicals; Inorganic Chemicals; Iud Material; Iud, Unmedicated; Iud--side effects; Menstruation Disorders; Metals; Research Methodology; Research Report; Size; Studies; Use-effectiveness
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Year: 1969 PMID: 5360257 DOI: 10.1016/0002-9378(69)90302-0
Source DB: PubMed Journal: Am J Obstet Gynecol ISSN: 0002-9378 Impact factor: 8.661