Patients were randomized to : @ ) sequential resistance then aerobic training ( RT-then-AT ) ( @ weeks resistance training followed by @ weeks aerobic exercise training ) , @ ) control group ( CE-then-AT + RT ) ( @ weeks of ` sham ' training followed by @ weeks concurrent aerobic and resistance training ) , @ ) control group ( CE-then-AT ) ( @ weeks ` sham ' training followed by @ weeks aerobic training ) .