@misc{indiciaeeba156e82ba4,
  title = {The U.S. visa qualifying examination.},
  author = {W K Morgan},
  year = {1979},
  doi = {10.1016/s0140-6736(79)91926-3},
  url = {https://pubmed.ncbi.nlm.nih.gov/87710/},
  note = {Source identifier: 87710}
}