HENDIN, A Changes in the gastroscopic appearance of the human stomach following intravenous tetra-ethyl ammonium chloride. [electronic resource] - Gastroenterology Aug 1950 - 667-9 p. digital Publication Type: Journal Article ISSN: 0016-5085 Subjects--Topical Terms: AmmoniaAmmonium ChlorideAmmonium CompoundsAnimalsCharacidaeEthyl ChlorideGastroscopyQuaternary Ammonium CompoundsStomach