Karunakar, C. and T, D. (2021) “Sonographic grading of renal cortical echogenicity and raised serum creatinine in patients with chronic kidney disease”, International Journal of Health and Clinical Research, 4(8), pp. 211–214. Available at: https://www.ijhcr.com/index.php/ijhcr/article/view/1450 (Accessed: 17March2026).