Assessment of the effectiveness of hospital external disaster functional drills on health care receivers’ performance, using standardized patients and mass cards simulation: a pilo... oleh Nidaa Bajow, Saleh Alesa, Fatima Alzahraa Yassin Shaheen, Abdulaziz Almalki, Ali Alshamrani, Rimaz Alotaibi, Abdulaziz Aloraifi, Carl Montan, Sten Lennquist, Mujahid Alotaibi