I. Joshi, P. Lavaju, B. Badhu, R. Maskey, and M. Lamsal, “Study of Biochemical Parameters in Diabetic Patients with and without Diabetic Retinopathy – A Hospital based study”, Jour of Diab and Endo Assoc of Nepal, vol. 5, no. 2, pp. 5–10, Dec. 2021.