1. The dyspepsia of hyperacidity Author(s): Wolff, Lawrence, author Publication: Phildelphia : Lea Brothers & Co., [1893] Subject(s): DyspepsiaGastric Acid -- chemistryGastric Acidity Determination
2. Methods of precision in the investigation of disorders of digestion: read before the Cincinnati meeting of the Mississippi Valley Medical Association, Oct. 13, 1892 Author(s): Kellogg, John Harvey, 1852-1943, author Publication: Battle Creek, Mich. : Modern Medicine Publishing Co., 1893 Subject(s): DyspepsiaGastric Acidity Determination