simple genetic disease mental retardation Angelman syndrome "Angelman syndrome (disorder)" EXACT [SNOMEDCT_2005_07_31:76880004] "puppetlike syndrome" EXACT [CSP2005:4008-0043] MSH2010_2010_02_22:D017204 SNOMEDCT_2010_1_31:76880004 URI: http://www.ebi.ac.uk/cellline#Angelman_syndrome UMLS_CUI:C0162635 OMIM2009_05_01:105830 movement disorder