[Contraception in 2006. The best method is one with the patient understands].
Roynet
D
D
D.M.G.-U.L.B.
D000328:Adult; D003267:Contraception / Q000379:methods / Q000639:trends*; D005260:Female; D006801:Humans; D008297:Male; D010060:Ovulation; D010353:Patient Education as Topic; D012907:Smoking