L. Kuznetsov, C. M. Reitmaier-Weber, T. Ruzicka, and A. V. Kuznetsov, “Awareness of Human Papillomavirus Infection, Genitoanal Warts and Cancer in a Dermatological Outpatient Clinic Setting”, Acta Derm Venereol, vol. 93, no. 2, pp. 218–222, Aug. 2012.