Sequential oral contraception and clotting factors.
D001779:Blood Coagulation Factors; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005167:Factor VII; D005170:Factor X; D005260:Female; D006801:Humans; D010714:Phosphatidylethanolamines; D013997:Time Factors
D001779:Blood Coagulation Factors; D003276:Contraceptives, Oral; D010714:Phosphatidylethanolamines; D005167:Factor VII; D005170:Factor X