@misc{indiciae614e11f56322,
  title = {Monocular trial frame.},
  author = {G P HALBERG},
  year = {1959},
  doi = {10.1016/s0002-9394(14)78204-2},
  url = {https://pubmed.ncbi.nlm.nih.gov/13649836/},
  note = {Source identifier: 13649836}
}