For citations:

Mazur E.S., Mazur V.V., Savinkova E.A., Al-Surayfi A..., Kovsar A.V. PREVALENCE OF ATRIAL THROMBOSIS AND SPONTANEOUS ECHO CONTRAST IN PATIENTS WITH ATRIAL FIBRILLATION AND FLUTTER. Journal of Arrhythmology. 2014;(76):24-29. (In Russ.)