@article{norenberg1977-559221,
  author  = {Norenberg, M. D.},
  title   = {{A light and electron microscopic study of experimental portal-systemic (ammonia) encephalopathy. Progression and reversal of the disorder}},
  journal = {Laboratory investigation; a journal of technical methods and pathology},
  year    = {1977},
  pmid    = {559221}
}