Rajshree Ramesh Gaikwad, Abhijit Diliprao Diwate, Arijit Kumar Das and Nidhi Ahya (2021) “Comparative Study of Self-Demonstration Versus Video based Education on Level of Anxiety and Self-Efficacy in Patient Undergoing Cardiac Surgery: A Double-Blinded Randomized Controlled Trial”, Indian Journal of Public Health Research & Development, 12(3), pp. 163-169. doi: 10.37506/ijphrd.v12i3.16060.