P. M. Dikshapriya, J. Arun Daniel, S. Bhuvaneswary, and S. Andrew John Silvester, “Prevalence of refractive error among urban and rural middle school children in Tindivanam Taluk, Tamil Nadu – a cross-sectional study”, Int J Community Med Public Health, vol. 13, no. 4, pp. 1747–1753, Mar. 2026.