TY  - RPRT
TI  - Lung function test by peak-flow gauge at altitude.
AU  - A Pines
PY  - 1976
DO  - 10.1016/s0140-6736(76)91300-3
UR  - https://pubmed.ncbi.nlm.nih.gov/54706/
ID  - 54706
ER  -