@book{ BA90573085,
  author    = "Ewald, C. A. and Saundby, Robert",
  title     = "Lectures on diseases of the stomach",
  publisher = "New Sydenham Society",
  year      = "1892",
  series    = "The new sydenham society",
  number    = "v. 139 . Lectures on diseases of the digestive organs ; v. 2",
  URL       = "https://ci.nii.ac.jp/ncid/BA90573085"
}