Chauhan, A., Verma, A., Sharma, D., Gupta, L., Kumar, D., Sharma, G. and Grover, A. 2020. Difference in prevalence of diabetes and diabetic retinopathy among low-altitude dwellers vs. high-altitude dwellers in North India. Asian Journal of Ophthalmology. 17, 1 (Jan. 2020), 19-29. DOI:https://doi.org/10.35119/asjoo.v17i1.441.