. 2016 Aug 29;68(6):856–861. doi: 10.1016/j.ihj.2016.06.010
© 2016 Published by Elsevier B.V. on behalf of Cardiological Society of India.
This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).