@misc{indiciae5d29ca4b9a4e,
  title = {[Silent gastric ulcer].},
  author = {S Yamagata and S Oshiba and M Kitagawa and S Hisamichi and K Nozaki},
  year = {1971},
  url = {https://pubmed.ncbi.nlm.nih.gov/5166017/},
  note = {Source identifier: 5166017}
}