How to use OCs? Readers offer insights.
D000569:Americas; D003267:Contraception; D003268:Contraception Behavior; D003276:Contraceptives, Oral; D003625:Data Collection; D003710:Demography; D019049:Developed Countries; D005193:Family Planning Services; D009656:North America; D011153:Population; D011157:Population Dynamics; D012106:Research; D012494:Sampling Studies; D013997:Time Factors; D014481:United States; D014930:Women
D003276:Contraceptives, Oral
Americas; Contraception; Contraceptive Methods; Contraceptive Usage--women; Demographic Factors; Developed Countries; Family Planning; North America; Northern America; Oral Contraceptives; Population; Population Dynamics; Research Methodology; Sampling Studies; Studies; Surveys; Time Factors; United States; Women