| Literature DB >> 4277696 |
Abstract
Entities:
Keywords: Age Factors; Comparative Studies; Contraception; Contraceptive Agents, Female; Contraceptive Methods--side effects; Demographic Factors; Dermatological Effects; Diseases; Estradiol; Ethinyl Estradiol; Ethynodiol Diacetate; Family Planning; Gingivitis; Lynestrenol; Megestrol Acetate; Mestranol; Norethindrone; Norethindrone Acetate; Norethynodrel; Oral Contraceptives, Combined--side effects; Oral Contraceptives--side effects; Population; Population Characteristics; Research Methodology; Studies
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Year: 1974 PMID: 4277696 DOI: 10.1111/j.1600-0765.1974.tb00648.x
Source DB: PubMed Journal: J Periodontal Res ISSN: 0022-3484 Impact factor: 4.419