TY  - RPRT
TI  - Value-added ambulatory encounters: a conceptual framework.
AU  - K D Bopp
PY  - 1989
DO  - 10.1097/00004479-198908000-00007
UR  - https://pubmed.ncbi.nlm.nih.gov/10303680/
ID  - 10303680
ER  -