TY  - RPRT
TI  - Clinical problem-solving: invasive interventions.
AU  - M L Kallfelz
AU  - R C Degrazia
PY  - 1995
DO  - 10.1056/nejm199501123320213
UR  - https://pubmed.ncbi.nlm.nih.gov/7990894/
ID  - 7990894
ER  -