has material basis in germline mutation in CNNM2 hypomagnesemia, seizures, and intellectual disability hypomagnesemia, seizures, and intellectual disability 1 https://github.com/monarch-initiative/mondo/issues/4521 https://www.malacards.org/card/hypomagnesemia_seizures_and_impaired_intellectual_development_1 HYPOMAGNESEMIA, SEIZURES, AND MENTAL RETARDATION 1 HOMGSMR1 MEDGEN:906582 UMLS:C4225333 OMIM:616418 hypomagnesemia, seizures, and mental retardation GARD:0025248 MONDO:0020787