Has Canadian contraceptive use really declined?
Ross
J
J
D000293:Adolescent; D000328:Adult; D002170:Canada; D003267:Contraception / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008875:Middle Aged; D011247:Pregnancy; D013246:Sterilization, Tubal / Q000706:statistics & numerical data