Observational study of cervical cancer.
D001208:Asia; D005260:Female; D006801:Humans; D008137:Longitudinal Studies; D008403:Mass Screening / Q000941:ethics*; D028681:Moral Obligations; D033281:Nontherapeutic Human Experimentation / Q000941:ethics*; D019370:Observation; D002578:Uterine Cervical Dysplasia / Q000473:pathology*; D014594:Uterine Neoplasms / Q000517:prevention & control*; D014626:Vaginal Smears