Prevalence of presbyopia, spectacles coverage and barriers for unmet need among adult population of rural Jhajjar, Haryana. - Malhotra, Sumit; Vashist, Praveen; Kalaivani, Mani; Rath, Rama; Gupta, Noopur; Gupta, Sanjeev; Prasad, Manya; Sathiyamoorthy, Ramadass (Journal of Family Medicine & Primary Care, 2022)