TY  - RPRT
TI  - Exercise testing in children: an alternative approach.
AU  - D B Claxton
AU  - J H Chapman
AU  - N V Challis
AU  - M L Fysh
PY  - 2000
DO  - 10.1080/001401300750004014
UR  - https://pubmed.ncbi.nlm.nih.gov/11083139/
ID  - 11083139
ER  -