Bhat, S., D. Kumar, and A. Parimoo. “Characteristics, Indications and Complications in Patients Undergoing Permanent Pacemaker Implantation: A Single Centre Study”. International Journal of Research in Medical Sciences, vol. 6, no. 12, Nov. 2018, pp. 4053-7, doi:10.18203/2320-6012.ijrms20184906.