S. Adhikari, A. K. Naskar, S. Kabasi, S. Deb, R. K. Deb, and S. Sen, “A clinicopathological study of vernal conjunctivitis in urban and rural areas of Eastern India: A hospital based study”, Int J Res Med Sci, vol. 6, no. 3, pp. 966–973, Feb. 2018.