TY  - RPRT
TI  - Heliox in respiratory failure from obstructive lung disease.
AU  - A Polito
AU  - H Fessler
PY  - 1995
DO  - 10.1056/nejm199501193320318
UR  - https://pubmed.ncbi.nlm.nih.gov/7800021/
ID  - 7800021
ER  -