TY  - RPRT
TI  - The Evans formula revisited.
AU  - N Hutcher
AU  - B W Haynes
PY  - 1972
DO  - 10.1097/00005373-197206000-00001
UR  - https://pubmed.ncbi.nlm.nih.gov/5033490/
ID  - 5033490
ER  -