TY  - RPRT
TI  - An accommodation card and rule.
AU  - C BERENS
AU  - G FONDA
PY  - 1957
DO  - 10.1016/0002-9394(57)90156-3
UR  - https://pubmed.ncbi.nlm.nih.gov/13469942/
ID  - 13469942
ER  -