S. R. R., U. K. P., S. V. R. Rajasekhar, and M. P. Naidu, “Prospective, randomized double blind comparative study of safety and efficacy of carvedilol versus atenolol in patients of mild to moderate hypertension”, Int J Basic Clin Pharmacol, vol. 6, no. 7, pp. 1678–1681, Jun. 2017.