Shetabi, Hamidreza, Seyed Morteza Heydari, Amir Shafa, Alireza Peyman, and Maryam Najafiani. “Safety and Efficacy of Two Different Concentrations of Ketamine and Propofol Combinations in Cataract Surgery: A Double-Blind Randomized Clinical Trial”. Galen Medical Journal 11 (December 26, 2022): e2744. Accessed March 27, 2023. https://gmj.ir/index.php/gmj/article/view/2744.