@misc{indiciaecdcd10376f55,
  title = {Scheduling algorithm for electives.},
  author = {F E Block and J B Renner and J W Craig},
  year = {1989},
  doi = {10.1097/00001888-198907000-00010},
  url = {https://pubmed.ncbi.nlm.nih.gov/2742701/},
  note = {Source identifier: 2742701}
}