@misc{indiciaeeef504b660c4,
  title = {[Enzyme defects in severe mental retardation].},
  author = {E Németh and K Méhes and Z Simon},
  year = {1974},
  url = {https://pubmed.ncbi.nlm.nih.gov/4409464/},
  note = {Source identifier: 4409464}
}