Lin Chien-Hao, Chen Shyr-Chyr, Chen Wen-Jone, Huang Chien-Hua
Department of Emergency Medicine, National Taiwan University Hospital and College of Medicine, Taipei 100, Taiwan.
Am J Emerg Med. 2010 Jan;28(1):121.e1-3. doi: 10.1016/j.ajem.2009.05.002.