Colak, Y. Z., Ozgul, U., Aslan, D. D., Cumurcu, H. B., Colak, C., & Durmus, M. (2021). The effects of sedation with propofol and propofol- ketamin combination on postoperative cognitive function in elderly patients undergoing spinal anesthesia. Annals of Medical Research, 28(6), 1201–1205. Retrieved from https://annalsmedres.org/index.php/aomr/article/view/3819