You Je Sung, Chung Sung Pil, Park Yoo Seok, Chung Hyun Soo, Lee Hahn Shick, Yu Jeong-Sik
Department of Emergency Medicine, Yonsei University College of Medicine, Seoul, Republic of Korea.
Am J Emerg Med. 2007 Oct;25(8):984.e5-6. doi: 10.1016/j.ajem.2007.02.024.