title: Changing patterns of intercourse during the menses with age: relevance to cervical carcinoma.
abstract: There was a statistically higher incidence of intercourse at the time of the menses in women who commenced regular sexual activity before the age of 18 years. This finding may have relevance to the incidence of cervical carcinoma.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001294:Attitude to Health; D003075:Coitus; D005260:Female; D006801:Humans; D008598:Menstruation; D011446:Prospective Studies; D002583:Uterine Cervical Neoplasms / Q000209:etiology*