HNC	Head neck cancer
TAAs	Tumor-associated antigens
MHC	Major histocompatibility complex
TME	Tumor microenvironment
T-Reg	Regulatory T cells
NK	Natural killer
ADCC	Antibody-dependent cellular cytotoxicity
EBV	Epstein–Barr virus
HPV	Human papillomavirus
CAR-T	Chimeric antigen receptor T cell
PD-1	Programmed Death-1
PD-L1	Programmed Death-Ligand 1
HNSCC	Head and neck squamous cell carcinoma
CPS	Combined positive score
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
CTLs	Cytotoxic T lymphocytes
ICIs	Immune checkpoint inhibitors
CAF	Cancer-associated fibroblasts
PTT	Photothermal therapy
TIM-3	Immunoglobulin and Mucin Domain-Containing 3
iCAR-T	Inhibitory CAR-T
EPHB4	Ephrin type-B receptor 4
Eph	Erythropoietin-producing hepatocellular
OCSCC	Oral squamous cell carcinoma
PDX	Patient-derived xenograft
IHC	Immunoistochemistry
MUC1	Mucin 1
HIF-1	Hypoxia inducible factor
RTKs	Receptor tyrosine kinases
Cad	Oncolytic adenovirus
HGF	Hepatocyte growth factor
NPC	Nasopharyngeal carcinoma
GvHD	Graft-versus-host disease
DLTs	Dose-limiting toxicities
EGFR	Epidermal growth factor receptor
HER2	Human EGFR Related 2
HER3	Human EGFR Related 2
HER4	Human EGFR Related 4