TY  - RPRT
TI  - [Electrocardiographic changes during endotracheal intubation].
AU  - I Iordanov
AU  - V Mikhailova
AU  - G Popov
PY  - 1971
UR  - https://pubmed.ncbi.nlm.nih.gov/5148623/
ID  - 5148623
ER  -