TY  - RPRT
TI  - Caffeine as an ergogenic aid.
AU  - Brian D Keisler
AU  - Thomas D Armsey
PY  - 2006
DO  - 10.1097/01.csmr.0000306510.57644.a7
UR  - https://pubmed.ncbi.nlm.nih.gov/16822345/
ID  - 16822345
ER  -