TY  - RPRT
TI  - Maximum work capacity in middle-aged males by a step test method.
AU  - F W Kasch
AU  - W H Phillips
AU  - J E Carter
AU  - W D Ross
AU  - J L Boyer
PY  - 1965
UR  - https://pubmed.ncbi.nlm.nih.gov/5861598/
ID  - 5861598
ER  -