TY  - RPRT
TI  - Diagnostic and therapeutic challenges.
AU  - H Schatz
AU  - H R McDonald
AU  - R N Johnson
PY  - 1998
DO  - 10.1097/00006982-199806000-00010
UR  - https://pubmed.ncbi.nlm.nih.gov/9869465/
ID  - 9869465
ER  -