The future of contraception.
Belfield
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D000293:Adolescent; D000328:Adult; D003267:Contraception / Q000379:methods* / Q000639:trends; D005193:Family Planning Services / Q000379:methods* / Q000639:trends; D005260:Female; D005544:Forecasting; D006801:Humans; D008297:Male; D012736:Sex Education