A&E	Accident and Emergency
ADDE	Annual District Death Extract
ALF	Anonymised Linking Field
E-CATALyST	Caerphilly Health and Social Needs Study
EHR	Electronic Health Records
ELAStiC	Alcohol Misuse: Electronic Longitudinal Alcohol Study in Communities
GP	General Practitioner
HIRU	Health Information Research Unit
HIV	Human Immunodeficiency Virus
ICD-10	International Statistical Classification of Disease and Related Health Problems
IGRP	Information Governance Review Panel
LSOA	Lower Super Output Area
NHS	National Health Service
NHS Wales	NHS in Wales
NWIS	NHS Wales Informatics Service
ONS	Office for National Statistics
PEDW	Patient Episode Data for Wales
RALF	Residential Anonymised Linking Fields
SAIL	Secure Anonymised Information Linkage (Databank)
UK	United Kingdom
UKSeRP	UK Secure eResearch Platform
WDSD	Welsh Demographic Service Dataset
WECC	Wales Electronic Cohort for Children
WHSD	Welsh Health Survey Dataset
WIMD	Welsh Index of Multiple Deprivation
WLGP	Welsh Longitudinal General Practice