Intradialytic exercise training reduces oxidative stress and epicardial fat: a pilot study. - Wilund, Kenneth R.; Tomayko, Emily J.; Wu, Pei-Tzu; Hae Ryong Chung; Vallurupalli, Srikanth; Lakshminarayanan, Batlagundu; Fernhall, Bo (Nephrology Dialysis Transplantation, 2010)