@misc{indiciaeb97bb1893f99,
  title = {Drug economics in developing countries.},
  author = {J I Litvack and D S Shepard and J D Quick},
  year = {1990},
  doi = {10.1016/0140-6736(90)90199-f},
  url = {https://pubmed.ncbi.nlm.nih.gov/1967375/},
  note = {Source identifier: 1967375}
}