TY  - RPRT
TI  - Rethinking exercise testing in children: a challenge.
AU  - D M Cooper
PY  - 1995
DO  - 10.1164/ajrccm.152.4.7551363
UR  - https://pubmed.ncbi.nlm.nih.gov/7551363/
ID  - 7551363
ER  -