Comprehensive Left Atrial Appendage Optimization of Thrombus Using Surface Echocardiography: The CLOTS Multicenter Pilot Trial

John A. Sallach, Sarinya Puwanant, Jeanne K. Drinko, Sukaina Jaffer, Erwan Donal, Senthil K. Thambidorai, Craig R. Asher, Wael A. Jaber, Marcus F. Stoddard, William A. Zoghbi, Neil J. Weissmann, Sharon L. Mulvagh, Joseph F. Malouf, Susan E. Jasper, Allen G. Borowski, Carolyn Apperson-Hansen, Elizabeth A. Lieber, Jianbo Li, Allan L. Klein