Third generation oral contraceptives. How one clinic's practice conforms with CSM's advice.
Smith
C
C
D003280:Contraceptives, Oral, Synthetic / Q000009:adverse effects*; D005260:Female; D006801:Humans; D012307:Risk Factors; D013923:Thromboembolism / Q000139:chemically induced*
D003280:Contraceptives, Oral, Synthetic