Aydemir, O., A. Alinak, M. Guler, P. Turkcuoglu, and B. Turgut. “Evaluation of Tear Functions in Patiens With Pteygium and Pinguecula”. Annals of Medical Research, vol. 15, no. 1, May 2021, pp. 0015-7, http://annalsmedres.org/index.php/aomr/article/view/3224.