title: William Beaumont experiments begun 147 years ago this month.
mesh_terms: D005750:Gastric Juice / Q000378:metabolism; D005762:Gastroenterology / Q000266:history*; D049671:History, 18th Century; D006801:Humans; D008297:Male; D010827:Physiology / Q000266:history*; D014481:United States