1. Electric illumination of the stomach Author(s): Friedenwald, Julius, 1866-1941 Publication: [Baltimore? : s.n., 1894?] Subject(s): GastroscopesGastroscopy
2. On gastrodiaphany Author(s): Einhorn, Max, 1862-1953 Publication: [New York?] : D. Appleton and Co., c1892 Subject(s): GastroscopyGastroscopesStomach Diseases -- pathology
