TY  - RPRT
TI  - Atrial fibrillation-some current problems.
AU  - S B Olsson
PY  - 1980
DO  - 10.1111/j.0954-6820.1980.tb09667.x
UR  - https://pubmed.ncbi.nlm.nih.gov/7368963/
ID  - 7368963
ER  -