(119) Ruhle A, Grosu A L, Wiedenmann N, et al. Hypoxia dynamics on FMISO-PET in combination with PD-1/PD-L1 expression has an impact on the clinical outcome of patients with Head-and-neck Squamous Cell Carcinoma undergoing Chemoradiation[J]. Theranostics, 2020,10(20):9395-9406. The gene discussed is PDCD1; the disease is head and neck squamous cell carcinoma.