Berrington, A., Jha, P., Peto, J., Green, J., & Hermon, C. (2002). Oral contraceptives and cervical cancer.
Chicago-čujuhus (17. p.)Berrington, A., P. Jha, J. Peto, J. Green, juo C. Hermon. Oral Contraceptives and Cervical Cancer. 2002.
MLA-čujuhus (9. p.)Berrington, A., et al. Oral Contraceptives and Cervical Cancer. 2002.
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