This user guide describes the data linkage of health administrative records from the Welsh Health Data to survey data for cohort members in the Millennium Cohort Study (MCS).
The Welsh Health Data were provided by SAIL Databank, which contains information about all hospital admissions in Wales.
Centre for Longitudinal Studies
UCL Social Research Institute
20 Bedford Way
London WC1H 0AL
Email: clsdata@ucl.ac.uk