Affiliation: | 1. Hennepin Healthcare and University of Minnesota Medical School, Minneapolis, Minnesota, USA;2. Minneapolis Heart Institute Foundation at Abbott Northwestern Hospital, Minneapolis, Minnesota, USA;3. Iowa Heart Center, Des Moines, Iowa, USA;4. St John's Hospital, Springfield, Illinois, USA;5. The Carl and Edyth Lindner Center for Research and Education at The Christ Hospital, Cincinnati, Ohio, USA |