Comparison of the availability of contraceptive methods in selected European countries and the United States.
Johansson
E D
ED
Population Council, New York, USA.
D003267:Contraception / Q000706:statistics & numerical data*; D003270:Contraceptive Agents / Q000600:supply & distribution*; D003273:Contraceptive Devices / Q000600:supply & distribution*; D005060:Europe; D005193:Family Planning Services; D005260:Female; D006801:Humans; D008297:Male; D014481:United States
D003270:Contraceptive Agents