@misc{indiciae6aa3ecb13a20,
  title = {Microfluorometric screening technic for phenylketonurias using filter paper sample collection.},
  author = {H R Irwin and E Unanue and S Notrica},
  year = {1967},
  url = {https://pubmed.ncbi.nlm.nih.gov/6068918/},
  note = {Source identifier: 6068918}
}