B. Gupta, R. Singh, N. Verma, K. Gupta, G. Datta, and A. Mittal, “Effect of Low/Very Low-Calorie and Other Special Diets on Anthropometric and Cardio-Metabolic Parameters of Diabetes Mellitus Patients: A Systematic Review and Meta-Analysis”, Natl J Community Med, vol. 16, no. 10, pp. 1021–1036, Oct. 2025.