Clinical echocardiography review : a self-assessment tool / editors, Allan L. Klein, MD, FRCP(C), FACC, FAHA, FASE, FESC, Professor of Medicine, Cleveland Clinic Lerner College of Medicine of Case Western Reserve University, Director, Center for the Diagnosis and Treatment of Pericardial Diseases, Department of Cardiovascular Medicine, Heart and Vascular Institute, President of the American Society of Echocardiography, Cleveland Clinic, Cleveland, Ohio, Craig R. Asher, MD, FACC, FASE, Department of Cardiology, Heart and Vascular Institute, Cleveland Clinic, Weston, Florida