ผู้เขียน: Joel Felner

Jing Ping Sun, MD, Associate Professor, Emory University School of Medicine, Atlanta, GA Joel M. Felner, MD, Associate Dean (Clinical Education) and Professor of Medicine, Emory University School of Medicine; Director of Echocardiography, Grady Memorial Hospital, Atlanta, GA John D. Merlino, MD, Assistant Professor, Emory University School of Medicine, Director of Echocardiography Laboratory, Emory Hospital Midtown, Atlanta, GA