Claude Bernard and the nature of gastric acid.
D005602:France; D005750:Gastric Juice / Q000032:analysis*; D049672:History, 19th Century; D006801:Humans; D006851:Hydrochloric Acid / Q000032:analysis; D007773:Lactates / Q000032:analysis; D010827:Physiology / Q000266:history
D007773:Lactates; D006851:Hydrochloric Acid