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Mallick S, Arava S, Muthukumaran S, Sharma B, Choudhary SK, Ray R.Mallick S, et al. Among authors: ray r.Asian Cardiovasc Thorac Ann. 2016 Jan;24(1):42-4. doi: 10.1177/0218492314535224. Epub 2014 May 16.Asian Cardiovasc Thorac Ann. 2016.PMID: 24838237
Nakra T, Arava S, Seth S, Ojha V, Jagia P, Ray R.Nakra T, et al. Among authors: ray r.Asian Cardiovasc Thorac Ann. 2021 Jul;29(6):498-507. doi: 10.1177/0218492320981503. Epub 2020 Dec 20.Asian Cardiovasc Thorac Ann. 2021.PMID: 33342245
Singal AK, Devagourou V, Hote MP, Choudhary SK, Parakh N, Ray R, Lakshmy R, Karthikeyan G.Singal AK, et al. Among authors: ray r.Indian Heart J. 2021 May-Jun;73(3):313-318. doi: 10.1016/j.ihj.2021.02.009. Epub 2021 Feb 27.Indian Heart J. 2021.PMID: 34154748Free PMC article.
Kumar AS, Choudhary SK, Ray R, Talwar S, Juneja R.Kumar AS, et al. Among authors: ray r.Indian Heart J. 2002 May-Jun;54(3):289-91.Indian Heart J. 2002.PMID: 12216926