IMAP statement on contraceptive efficacy.
D001519:Behavior; D003267:Contraception; D005193:Family Planning Services; D007398:Interpersonal Relations; D009042:Motivation; D011584:Psychology; D011641:Public Relations; D012107:Research Design
Behavior; Client-staff Relations; Contraception; Contraceptive Effectiveness; Family Planning; Interpersonal Relations; Measurement; Motivation; Psychological Factors