Oral Contraceptives & Cancer Risk: Questions & Answers (2018). National Cancer Institute Member Services.
Cita Chicago Style (17a ed.)Oral Contraceptives & Cancer Risk: Questions & Answers (2018). National Cancer Institute Member Services.
Cita MLA (9a ed.)Oral Contraceptives & Cancer Risk: Questions & Answers (2018). National Cancer Institute Member Services.
Precaución: Estas citas no son 100% exactas.