Intramuscular midazolam, olanzapine, or haloperidol for the management of acute agitation: A multi-centre, double-blind, randomised clinical trial oleh Esther W. Chan, Kim S.J. Lao, Lam Lam, Sik-Hon Tsui, Chun-Tat Lui, Chi-Pang Wong, Colin A. Graham, Chi-Hung Cheng, Tong-Shun Chung, Hiu-Fung Lam, Soo-Moi Ting, Jonathan C. Knott, David M. Taylor, David C.M. Kong, Ling-Pong Leung, Ian C.K. Wong