Yan Leyfman, MD#heart #cardiology #heartfailure #hearttransplant #cardiologist #medicine #cardiologyfellow #interventionalcardiology #cardiologyconference #keynote #cardiologylife #cardiologydepartment #cardiologyjournal #cardiologycongress #cardiologyevent #cardiologytech #publichealth #research #society #health #innovation #leader #event #mednewsweek