EORTC QOL	European Organization for Research and Treatment of Cancer Quality of Life Questionnaires
FLACC	Face, Legs, Activity, Cry, Consolability
HADS	Hospital Anxiety and Depression Scale
NSAID	Non-steroidal anti-inflammatory drug
UPAT	Universal Pain Assessment Tool
OSCC	Oral squamous cell carcinoma
UCSF-OCPQ	University of California San Francisco Oral Cancer Pain Questionnaire
PAND	Preemptive analgesia
PCA	Patient-controlled analgesia
PMMF	Pectoralis major myocutaneous flap
TCM	Traditional Chinese Medicine
VAS	Visual analog scale