TY  - RPRT
TI  - A simple rest for trypsin in stool.
AU  - J A SHIVELY
AU  - R L MARKEY
PY  - 1952
DO  - 10.1093/ajcp/22.12_ts.1220
UR  - https://pubmed.ncbi.nlm.nih.gov/12996475/
ID  - 12996475
ER  -