Pakravan, F., & Wolff, K. (2014). Risk Factors for Anal Cancer. Shiraz University of Medical Sciences.
Cita Chicago Style (17a ed.)Pakravan, Faramarz, y Katja Wolff. Risk Factors for Anal Cancer. Shiraz University of Medical Sciences, 2014.
Cita MLA (8a ed.)Pakravan, Faramarz, y Katja Wolff. Risk Factors for Anal Cancer. Shiraz University of Medical Sciences, 2014.
Precaución: Estas citas no son 100% exactas.