Unwanted pregnancies amongst teenagers.
D000028:Abortion, Induced; D000293:Adolescent; D000328:Adult; D001315:Australia; D005260:Female; D006801:Humans; D007086:Illegitimacy / Q000639:trends; D011247:Pregnancy; D011253:Pregnancy in Adolescence; D011275:Pregnancy, Unwanted; D012736:Sex Education; D006113:United Kingdom