@misc{indiciaeda534fd9df58,
  title = {Primary position upbeat nystagmus. A clinicopathologic study.},
  author = {N Gilman and R W Baloh and U Tomiyasu},
  year = {1977},
  doi = {10.1212/wnl.27.3.294},
  url = {https://pubmed.ncbi.nlm.nih.gov/557768/},
  note = {Source identifier: 557768}
}