Kurathong, S., Prakongsil, P., & Simaroj, P. (2009). Outcome of Pterygium Excision with Pedunculated Conjunctival Flap versus Conjunctival Free Graft Surgery. Research Medical Journal, 32(3), 123–127. retrieved from https://he02.tci-thaijo.org/index.php/ramajournal/article/view/175373