TY  - RPRT
TI  - Pulmonary function of marathon runners.
AU  - D A Kaufmann
AU  - E W Swenson
AU  - J Fencl
AU  - A Lucas
PY  - 1974
UR  - https://pubmed.ncbi.nlm.nih.gov/4461968/
ID  - 4461968
ER  -