title: Frederich Bidder (1810-1894) and Carl Schmidt (1822-94)--a biographical sketch.
mesh_terms: D000818:Animals; D001671:Biochemistry / Q000266:history*; D001774:Blood Chemical Analysis; D004063:Digestion; D004957:Estonia; D005750:Gastric Juice; D049672:History, 19th Century; D006801:Humans; D007419:Intestinal Secretions; D008660:Metabolism; D009747:Nutritional Physiological Phenomena; D010827:Physiology / Q000266:history