TY  - RPRT
TI  - Pepsinogen and Pepsin.
AU  - J N Langley
AU  - J S Edkins
PY  - 1886
DO  - 10.1113/jphysiol.1886.sp000233
UR  - https://pubmed.ncbi.nlm.nih.gov/16991445/
ID  - 16991445
ER  -