TY  - RPRT
TI  - FRANK LIBMAN ENGEL--AN APPRECIATION.
AU  - M D BOGDONOFF
PY  - 1964
DO  - 10.1353/pbm.1964.0038
UR  - https://pubmed.ncbi.nlm.nih.gov/14111138/
ID  - 14111138
ER  -