TY  - RPRT
TI  - Atrial flutter: progress, but no final answer.
AU  - H J Wellens
PY  - 1991
DO  - 10.1016/0735-1097(91)90858-7
UR  - https://pubmed.ncbi.nlm.nih.gov/2007724/
ID  - 2007724
ER  -