Continuance of contraception post partum by patients of Cook County Hospital.
D000328:Adult; D002641:Chicago; D003142:Communication; D003267:Contraception; D003270:Contraceptive Agents / Q000627:therapeutic use; D003276:Contraceptives, Oral / Q000627:therapeutic use; D005193:Family Planning Services; D005260:Female; D006801:Humans; D007434:Intrauterine Devices / Q000706:statistics & numerical data; D008427:Maternal Health Services / Q000706:statistics & numerical data; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data; D011177:Postal Service; D049590:Postpartum Period; D011247:Pregnancy; D012494:Sampling Studies
D003270:Contraceptive Agents; D003276:Contraceptives, Oral