The prevention of unwanted pregnancies in a Japanese village by contraceptive from tablets.
D003270:Contraceptive Agents; D003273:Contraceptive Devices; D005260:Female; D006801:Humans; D011247:Pregnancy; D011275:Pregnancy, Unwanted; D013607:Tablets
D003270:Contraceptive Agents; D013607:Tablets
CONTRACEPTIVES