title: [Sister chromatid exchanges in women taking oral contraceptive tablet norethindroni compositae for a long term].
authors.forename: S Y
authors.initials: SY
authors.lastname: Qi
authors.forename: Y S
authors.initials: YS
authors.lastname: Fan
mesh_terms: D001695:Biology; D019411:Clinical Laboratory Techniques; D003267:Contraception; D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D003710:Demography; D003933:Diagnosis; D004703:Endocrine System; D005069:Evaluation Studies as Topic; D005193:Family Planning Services; D005821:Genetic Techniques; D006728:Hormones; D009640:Norethindrone; D010827:Physiology; D011153:Population; D011157:Population Dynamics; D012102:Reproductive Control Agents; D013995:Time; D013997:Time Factors
chemical_list: D003270:Contraceptive Agents; D003271:Contraceptive Agents, Female; D003276:Contraceptives, Oral; D006728:Hormones; D012102:Reproductive Control Agents; D009640:Norethindrone
keywords: Biology; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Progestin; Contraceptive Methods; Demographic Factors; Endocrine System; Evaluation; Evaluation Methodology; Examinations And Diagnoses; Family Planning; Genetic Technics; Hormones; Laboratory Examinations And Diagnoses; Longterm Effects; Norethindrone; Oral Contraceptives; Physiology; Population; Population Dynamics; Reproductive Control Agents; Time Factors