Köck, Julia ; Lohr, Frank ; Bürgy, Daniel ; Büsing, Karen ; Trunk, Marcus J ; Wenz, Frederik ; Mai, Sabine (2016) Genital invasion or perigenital spread may pose a risk of marginal misses for Intensity Modulated Radiotherapy (IMRT) in anal cancer. Radiation Oncology, 11 (53). pp. 1-8. ISSN 1748-717X