Cardiovascular disease and oral contraceptive use.
D R
DR
Bromham
S O
SO
Skouby
D015982:Bias; D015986:Confounding Factors, Epidemiologic; D003277:Contraceptives, Oral, Combined / Q000009:adverse effects*; D005060:Europe; D006801:Humans; D008402:Mass Media; D012107:Research Design / Q000592:standards*; D012307:Risk Factors; D013923:Thromboembolism / Q000139:chemically induced*
D003277:Contraceptives, Oral, Combined