CJCP     2018 20 (1):  52-55    ISSN: 1008-8830  CN: 43-1301/R Clinical and cytogenetic study in a child with de novo chromosome 9 abnormality LU Bi-Yu, TAN Jian-Qiang, YUAN De-Jian, WANG Wen-Dan, WEI Xiao-Ni, YAN Ti-Zhen, CAI Ren Department of Medical Genetics, Liuzhou Maternal and Child Health Hospital, Liuzhou, Guangxi 545001, China Received: 2017-08-23  Revised: 2017-11-27  Online: null Supporting info null