Qamar-Uz-Zaman Bhatti; Adeel-ur-Rehman; Usman Iqbal; Imran Fazal; Mohammad Bilal Siddique; Azhar Ali Chaudhry. PROCEDURAL SUCCESS RATE OF CARDIAC RESYNCHRONIZATION THERAPY AND DEFIBRILLATOR IMPLANTATION IN HEART FAILURE PATIENTS. Pak Armed Forces Med J 2017, 67, S194-97.