Amini, Afshin, ali arhami, Hamid Kariman, Hamidreza Hatamabadi, Elham Memary, Sohrab Salimi, and Shahram Shokrzadeh. 2018. “Low-Dose Fentanyl, Propofol, Midazolam, Ketamine and Lidocaine Combination Vs. Regular Dose Propofol and Fentanyl Combination for Deep Sedation Induction; A Randomized Clinical Trial”. Archives of Academic Emergency Medicine 6 (1):e57. https://doi.org/10.22037/aaem.v6i1.101.