title: Anniversaries.
mesh_terms: D000029:Abortion, Legal; D000293:Adolescent; D000846:Anniversaries and Special Events; D003267:Contraception; D005193:Family Planning Services / Q000639:trends; D005260:Female; D006801:Humans; D008297:Male; D010506:Periodicals as Topic; D011247:Pregnancy; D012106:Research