Risk factors for thrombus and spontaneous echocardiographic contrast with sludge among atrial fibrillation patients treated with oral anticoagulants before electrical cardioversion

Affiliations

• ¹ 2nd Department of Cardiology, Masovian Brodnowski Hospital, Warszawa, Poland. jerzy.rekosz@op.pl.
• ² Department of Heart Diseases, Postgraduate Medical School, Warszawa, Poland.
• ³ National Institute of Cardiology. Clinical Research Support Center, Warszawa, Poland.
• ⁴ 2nd Department of Cardiology, Masovian Brodnowski Hospital, Warszawa, Poland.