TY  - RPRT
TI  - Chronic atrial fibrillation: optimizing anticoagulation.
AU  - N M Wheeldon
PY  - 1997
DO  - 10.1093/qjmed/90.10.609
UR  - https://pubmed.ncbi.nlm.nih.gov/9415341/
ID  - 9415341
ER  -