@misc{indiciaeda1d61f48e11,
  title = {Problem-based student-directed learning in medicine.},
  author = {R L Coulson and P J Feltovich},
  year = {1993},
  doi = {10.7547/87507315-83-6-319},
  url = {https://pubmed.ncbi.nlm.nih.gov/8315585/},
  note = {Source identifier: 8315585}
}