TY  - RPRT
TI  - Pulsus alternans caused by 2:1 left bundle branch block.
AU  - S Serge Barold
AU  - Bengt Herweg
PY  - 2005
DO  - 10.1007/s10840-005-0294-1
UR  - https://pubmed.ncbi.nlm.nih.gov/15875113/
ID  - 15875113
ER  -