Heidari et al. Mutations in the histamine N-methyltransferase gene, HNMT, are associated with nonsyndromic autosomal recessive intellectual disability. Hum Mol Genet. 2015;24(20):5697-710. PMID:26206890.
Verhoeven W.M.A. et al. Adult male with severe intellectual disability caused by a homozyhous mutation in the HNMT gene. BMJ Case Rep. 2020;13:e235972. PMID: 33310825.
HNMT