CJCP     2007 9 (3):  216-219    ISSN: 1008-8830  CN: 43-1301/R Leigh syndrome due to pyruvate dehydrogenase E1 alpha subunit gene mutation: A complicated and difficult case study ZHANG Yao, SUN Fang, YANG Yan-Ling, CHANG Xing-Zhi, QI Yu, QI Zhao-Yue, XIAO Jiang-Xi, QIN Jiong, WU Xi-Ru. Department of Pediatrics, Peking University First Hospital, Beijing 100034, China. Received: null  Revised: null  Online: null Supporting info