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New study shows OCs don't reduce rheumatoid arthritis risk
Contraceptive Technology Update
|January 1, 1985
Abstract
No abstract available in PubMed .
Keywords:
AmericasChronic DiseasesComparative StudiesContraception--beneficial effectsContraceptive Agents, Female--beneficial effectsContraceptive Agents--beneficial effectsContraceptive Methods--beneficial effectsControl GroupsDeveloped CountriesDeveloping CountriesDiseasesFamily PlanningMatched GroupsNorth AmericaNorthern AmericaOral Contraceptives--beneficial effectsResearch MethodologyStudiesUnited States