Watcharotayangul, J., Rattanachaya, N. and Thamjamrassri, T. 2020. Prevention of Propofol Injection Pain: A Comparison of Lidocaine Pretreatment and Lidocaine Pretreatment with the Diluted Propofol with Dextrose Water. Thai Journal of Anesthesiology. 47, 1 (Nov. 2020), 45–50.