@misc{indiciaec8a374b45c07,
  title = {[Problem-oriented teaching in the study of internal diseases].},
  author = {G P Matveĭkov and S S Pshonik},
  year = {1987},
  url = {https://pubmed.ncbi.nlm.nih.gov/3327176/},
  note = {Source identifier: 3327176}
}