CJCP     2003 5 (3):  234-235    ISSN: 1008-8830  CN: 43-1301/R Head up Tilt Table Test in the Diagnosis of Childhood Unexplained Syncope WANG Cheng, LI Ming-Xiang, XIE Zhen-Wu, LIN Ping, LI Xiao-Ming Department of Cardiovascular Pediatrics, Second Xiangya Hospital, Central South University, Changsha 410011, China Received: null  Revised: null  Online: null Supporting info