TY - RPRT TI - Quality improvement measures based on patient data: some psychometric issues. AU - Gerry Larsson AU - Bodil Wilde Larsson PY - 2003 DO - 10.1046/j.1440-172x.2003.00438.x UR - https://pubmed.ncbi.nlm.nih.gov/14531851/ ID - 14531851 ER -