Katre R, Singh P, Grover K. Modified Kuppuswamy scale 2026: methodological comparison of approaches for updating income classification. Int J Community Med Public Health [Internet]. 2026 Jul. 31 [cited 2026 Jul. 31];13(8):4635-40. Available from: https://www.ijcmph.com/index.php/ijcmph/article/view/16060