[1] King Saud Univ, Prince Sultan Coll Emergency Med Serv, Basic Sci Dept, eLearning & IT Unit, Riyadh, Saudi Arabia
[2] King Saud Univ, Coll Nursing, Riyadh, Saudi Arabia
[3] King Saud Univ, Univ Med City, Coll Med, Emergency Med Dept, Riyadh, Saudi Arabia
[4] King Saud Univ, Prince Sultan Coll EMS, EMS Dept, Riyadh, Saudi Arabia
[5] Monash Univ, Fac Med Nursing & Hlth Sci, Dept Community Emergency Hlth & Paramed Practice, Melbourne, Vic, Australia
[6] Univ Tasmania, Sch Med, Div Paramed, Hobart, Tas, Australia