CJCP     2021 23 (3):  306-309    ISSN: 1008-8830  CN: 43-1301/R Autosomal dominant intellectual disability type 21 in a neonate CHEN Lan, HE Wen, LIU Ling Guiyang Maternity and Child Health Care Hospital, Guiyang 550003, China Received: 2020-10-20  Revised: 2021-01-03  Online: null Supporting info