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Reference:
1. Allen RH. Combined estrogen-progestin oral contraceptives: patient selection, counseling, and use. 2024 [cited 2025 Jan 29]. Available from: https://www.wolterskluwer.com/en/solutions/uptodate
2. Trussell J. Understanding contraceptive failure. Best Pract Res Clin Obstet Gynaecol. 2009;23(2):199-209.
3. Turok D. Emergency contraception. 2024 [cited 2025 Jan 29]. Available from: https://www.wolterskluwer.com/en/solutions/uptodate
Keywords:
ยาคุมกำเนิด
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