| Literature DB >> 4994393 |
D R Kay, G G Bole, W J Ledger.
Abstract
Entities:
Keywords: Americas; Antibodies; Autoantibodies; Biology; Chlormadinone Acetate; Comparative Studies; Contraception; Contraceptive Agents, Female; Contraceptive Agents, Progestin; Contraceptive Methods--side effects; Developed Countries; Ethinyl Estradiol; Ethynodiol Diacetate; Family Planning; Hematological Effects; Hemic System; Immunity; Immunoglobulin Alterations; Immunologic Factors; Mestranol; Michigan; Norethindrone; Norethindrone Acetate; Norethynodrel; North America; Northern America; Oral Contraceptives, Combined; Oral Contraceptives, Phasic; Oral Contraceptives--side effects; Physiology; Prospective Studies; Research Methodology; Rheumatoid Factor; Serum Protein Effects; Studies; United States
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Year: 1971 PMID: 4994393 DOI: 10.1002/art.1780140208
Source DB: PubMed Journal: Arthritis Rheum ISSN: 0004-3591