@misc{indiciae4453a095a58a,
  title = {Roentgenological changes in the esophagus in systemic scleroderma.},
  author = {V Atanasov and S Simeonov},
  year = {1982},
  url = {https://pubmed.ncbi.nlm.nih.gov/6821058/},
  note = {Source identifier: 6821058}
}