title: Components of period fertility in England and Wales.
mesh_terms: D000293:Adolescent; D000328:Adult; D001723:Birth Rate; D003710:Demography; D004739:England; D005260:Female; D005298:Fertility; D006801:Humans; D008393:Marriage; D008423:Maternal Age; D011247:Pregnancy; D011336:Probability; D013223:Statistics as Topic; D014852:Wales