Cerebrovascular Disorders/chemically induced; Contraceptives, Oral, Hormonal/adverse effects; Myocardial Infarction/chemically induced; Thromboembolism/chemically induced; Adult; Congresses as Topic; Female; Humans; Risk Factors; Smoking/adverse effects; World Health Organization

Biology; Cardiovascular Effects; Conferences And Congresses; Contraception; Contraceptive Agents; Contraceptive Agents, Female; Contraceptive Agents, Progestin; Contraceptive Methods; Desogestrel; Diseases; Embolism; Endocrine System; Family Planning; Gestodene; Heart Diseases; Hormones; International Agencies; Levonorgestrel; Myocardial Infarction; Norgestimate; Oral Contraceptives; Oral Contraceptives, Combined; Organizations; Physiology; Progestational Hormones; Progesterone; Risk Factors; Thromboembolism; Un; Vascular Diseases; Who; World