title: Estrogen component of OCs.
authors.forename: A M
authors.initials: AM
authors.lastname: Kaunitz
authors.forename: H
authors.initials: H
authors.lastname: Ory
mesh_terms: D000569:Americas; D001695:Biology; D001943:Breast Neoplasms; D003267:Contraception; D003276:Contraceptives, Oral; D019049:Developed Countries; D004194:Disease; D004617:Embolism; D004703:Endocrine System; D004967:Estrogens; D005193:Family Planning Services; D006331:Heart Diseases; D006728:Hormones; D008599:Menstruation Disturbances; D009203:Myocardial Infarction; D009369:Neoplasms; D009656:North America; D010827:Physiology; D012307:Risk Factors; D013923:Thromboembolism; D014481:United States; D014652:Vascular Diseases
chemical_list: D003276:Contraceptives, Oral; D004967:Estrogens; D006728:Hormones
keywords: Americas; Biology; Breast Cancer; Cancer; Contraception; Contraceptive Methods--administraction and dosage; Contraceptive Methods--side effects; Developed Countries; Diseases; Embolism; Endocrine System; Estrogens--administraction and dosage; Estrogens--side effects; Family Planning; Heart Diseases; Hormones; Menstruation Disorders; Myocardial Infarction; Neoplasms; North America; Northern America; Oral Contraceptives--administraction and dosage; Oral Contraceptives--side effects; Physiology; Risk Factors; Thromboembolism; United States; Vascular Diseases