Roy A Carr-Hill, James Q Jamison, Dermot O'Reilly, Michael R Stevenson, James Reid, Barry Merriman et al
Carr-Hill R A, Jamison J Q, O'Reilly D, Stevenson M R, Reid J, Merriman B et al.
Risk adjustment for hospital use using social security data: cross sectional small area analysis
BMJ 2002; 324 :390
doi:10.1136/bmj.324.7334.390
