TY  - RPRT
TI  - The Unified Medical Language System: toward a collaborative approach for solving terminologic problems.
AU  - K E Campbell
AU  - D E Oliver
AU  - E H Shortliffe
DO  - 10.1136/jamia.1998.0050012
UR  - https://pubmed.ncbi.nlm.nih.gov/9452982/
ID  - 9452982
ER  -