TY  - RPRT
TI  - Should we regulate 'utilization management?'.
AU  - M J Field
AU  - B H Gray
PY  - 1989
DO  - 10.1377/hlthaff.8.4.103
UR  - https://pubmed.ncbi.nlm.nih.gov/2606431/
ID  - 2606431
ER  -