Tuyyab F, Khadim R, Farhan S, Siddique AH, Munir F, Iqbal T, et al. EFFICACY OF IVABRADINE, METOPROLOL ALONE VS IVABRADINE PLUS METOPROLOL (COMBINATION) FOR HEART RATE REDUCTION AND HEART RATE VARIABILITY DURING COMPUTED TOMOGRAPHY CORONARY ANGIOGRAPHY: A RANDOMIZED CONTROLLED TRIAL. Pak Armed Forces Med J [Internet]. 2018 Mar. 30 [cited 2025 Jan. 15];68(Suppl-1):S1-4. Available from: https://pafmj.org/PAFMJ/article/view/3256