TY - GEN AU - Westhoff,C TI - Factor V Leiden and third-generation oral contraceptives SN - 0140-6736 PY - 1996///0423 KW - Contraceptives, Oral, Combined KW - adverse effects KW - Contraceptives, Oral, Synthetic KW - Desogestrel KW - Factor V KW - genetics KW - Female KW - Humans KW - Mutation KW - Risk Factors KW - Thrombophlebitis KW - chemically induced N1 - Publication Type: Comment; Letter UR - https://doi.org/10.1016/s0140-6736(96)90573-5 ER -