syndromic intellectual disability MEND syndrome https://github.com/monarch-initiative/mondo/issues/4521 https://github.com/monarch-initiative/mondo/issues/5588 https://www.malacards.org/card/mend_syndrome MEND MEDGEN:905986 GARD:0017666 Male EBP disorder with neurological defects Orphanet:401973 DOID:0111865 MONDO:0010498 MEND syndrome, X-linked recessive OMIM:300960 MEND syndrome UMLS:C4085243 sterol biosynthesis disorder obsolete_MEND syndrome