Cardiac-Resynchronization Therapy in Heart Failure with a Narrow QRS Complex — NEJM

Retweeted NEJM (@NEJM): EchoCRT trial showed no significant difference btw CRT and no CRT for heart failure w/ narrow QRS complex. http://t.co/ynQTP4NguX #ESC2013

via VAT ENGPlus Combo | VATPlus | MotionTrak http://t.co/ynQTP4NguX