TY - GEN AU - Dralle,H AU - Kols,K AU - Witzigmann,H AU - Viebahn,R TI - [Primary treatment of anal cancer] SN - 1433-0385 PY - 2019///0606 KW - Anus Neoplasms KW - therapy KW - Humans N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/s00104-017-0573-2 ER -