TY  - RPRT
TI  - Exercise training programs for pediatric patients with chronic lung disease.
AU  - T G Keens
PY  - 1979
DO  - 10.1016/s0031-3955(16)33746-4
UR  - https://pubmed.ncbi.nlm.nih.gov/492791/
ID  - 492791
ER  -