CBT	Cognitive Behavioral Therapy
CP	Chronic Pain
CS	Central Sensitization
CSI	Central Sensitization Inventory
EC	Control Group
EG	Experimental Group
FAPD	Functional Abdominal Pain
HICP	High-Impact Chronic Pain
MeSH	Medical Subject Headings
PA	Physical Activity
PCP	Pediatric Chronic Pain
PedIMMPACT	Pediatric Initiative on Methods, Measurement, and Pain Assessment in Clinical Trials
PGIC	Patient Global Impression of Change
PNE	Pain Neuroscience Education
RCTs	Randomized Controlled Trials
VR	Virtual Reality
Web-MAP2	Web-based Management of Adolescent Pain program
WOS	Web of Science