@misc{indiciaec4230a07cb4e,
  title = {Side effects of methylphenidate.},
  author = {J R Ullrich},
  year = {1973},
  doi = {10.1176/ajp.130.8.941},
  url = {https://pubmed.ncbi.nlm.nih.gov/4716701/},
  note = {Source identifier: 4716701}
}