Briefing paper (PDF, 169 kB)
Consultation comments and responses (PDF, 188 kB)
CPRD testing (PDF, 206 kB)
Equality and health inequalities assessment (downloadable version) (PDF, 225 kB)
NCCID piloting (PDF, 399 kB)
NCCID piloting Appendices A-E (PDF, 1 MB)
Validity report (PDF, 156 kB)