TY  - RPRT
TI  - Challenges in evaluating methods to improve physician practice.
AU  - Michael D Cabana
AU  - Noreen Clark
PY  - 2003
DO  - 10.1067/s0022-3476(03)00438-4
UR  - https://pubmed.ncbi.nlm.nih.gov/14571208/
ID  - 14571208
ER  -