Ahmed, Rehan, et al. “ASSOCIATION OF TRICUSPID REGURGITATION AND SEVERITY OF MITRAL STENOSIS IN PATIENTS WITH RHEUMATIC HEART DISEASE”. Journal of Ayub Medical College Abbottabad, vol. 28, no. 2, June 2016, pp. 373-5, https://demo.ayubmed.edu.pk/index.php/jamc/article/view/317.