TY  - RPRT
TI  - Deep breathing and nitroglycerin-induced hypoxemia.
AU  - E A Kopman
PY  - 1981
DO  - 10.1097/00000542-198107000-00015
UR  - https://pubmed.ncbi.nlm.nih.gov/6787955/
ID  - 6787955
ER  -