TY  - RPRT
TI  - Caution in physician-owned HMOs.
AU  - R D'Ambrosia
PY  - 1998
DO  - 10.3928/0147-7447-19980401-03
UR  - https://pubmed.ncbi.nlm.nih.gov/9571673/
ID  - 9571673
ER  -