“…The last of these remains one of the more significant challenges to effective treatment in the long term, as the overall survival rates for SCCHN have not radically improved since the 1970s [3,15,16,22,23,24,25,26,27,28]. In addition, pain remains a common symptom in SCCHN patients and suffering has been underevaluated in patients with primary stage SCCHN [15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37].…”