title: Screening for cancer: issues and future directions.
mesh_terms: D001943:Breast Neoplasms / Q000453:epidemiology*; D004812:Epidemiologic Methods; D005260:Female; D005544:Forecasting; D006801:Humans; D008403:Mass Screening; D002583:Uterine Cervical Neoplasms / Q000453:epidemiology*