1 Department of Psychiatry, Veterans General Hospital, Kaohsiung City, Taiwan.
2 Department of Emergency Medicine, E-Da Dachang Hospital, I-Shou University, Kaohsiung City, Taiwan; School of Medicine for International Students, College of Medicine, I-Shou University, Kaohsiung City, Taiwan. Electronic address: lawrence.c.k.sun@gmail.com.
3 Department of Emergency Medicine, Veterans General Hospital, Kaohsiung City, Taiwan. Electronic address: rhapsody1881@gmail.com.