TY  - RPRT
TI  - Clinically based classification system for acute pancreatitis.
AU  - C Frey
AU  - H A Reber
PY  - 1993
DO  - 10.1097/00006676-199311000-00011
UR  - https://pubmed.ncbi.nlm.nih.gov/8255888/
ID  - 8255888
ER  -