Renganathan, S. M. S., M. Rai, T. J. P., and T. B. Singh. “Brain Natriuretic Peptide in Differentiating Cardiogenic and Non- Cardiogenic Dyspnoea in Patients With Renal Dysfunction: A Single Centre Study”. International Journal of Research in Medical Sciences, vol. 9, no. 5, Apr. 2021, pp. 1434-41, doi:10.18203/2320-6012.ijrms20211882.