Ngisho nokuhlinzwa, i-radiotherapy, i-chemotherapy, kanye / noma ukwelashwa okuqondiswe kuhlobo (njenge-cetuximab), isilinganiso seminyaka emihlanu sokusinda komdlavuza wekhanda nentamo othuthukile endaweni singama-46% kuphela. Imvamisa, ukwelashwa kuhle ekuqaleni, kepha i ..