title: Oral contraceptives and in vivo cytogenetic studies.
mesh_terms: D000293:Adolescent; D000328:Adult; D002869:Chromosome Aberrations / Q000187:drug effects; D003276:Contraceptives, Oral / Q000494:pharmacology*; D003582:Cytogenetics; D005260:Female; D006801:Humans; D008214:Lymphocytes / Q000187:drug effects; D008938:Mitosis / Q000187:drug effects; D013997:Time Factors
chemical_list: D003276:Contraceptives, Oral