CJCP     2015 17 (8):  873-876    ISSN: 1008-8830  CN: 43-1301/R Magnetic resonance imaging study on undefined bright objects in the brain tissue of children with neurofibromatosis type 1 LIAO Wei-Hua, LIU Meng-Hui, LIU Jian-Ling, et al Department of Radiology, Xiangya Hospital, Central South University, Changsha 410008, China Received: 2015-04-29  Revised: 2015-06-26  Online: null Supporting info null