TY  - RPRT
TI  - How fast do we age? Exercise performance over time as a biomarker.
AU  - W M Bortz
PY  - 1996
DO  - 10.1093/gerona/51a.5.m223
UR  - https://pubmed.ncbi.nlm.nih.gov/8808993/
ID  - 8808993
ER  -