Contraceptive usage and other characteristics of 440 pregnant teenage patients at MCG in 1975.
D000293:Adolescent; D003274:Contraceptive Devices, Female; D003276:Contraceptives, Oral; D005260:Female; D005845:Georgia; D006801:Humans; D007231:Infant, Newborn; D011247:Pregnancy
D003276:Contraceptives, Oral