@misc{indiciaedb642a9a17ca,
  title = {Group problems in problem-based learning.},
  author = {Graham D Hendry and Greg Ryan and Jennifer Harris},
  year = {2003},
  doi = {10.1080/0142159031000137427},
  url = {https://pubmed.ncbi.nlm.nih.gov/15369908/},
  note = {Source identifier: 15369908}
}