title: Plasma sodium concentration and dehydration.
mesh_terms: D000818:Animals; D003681:Dehydration / Q000097:blood / Q000662:veterinary*; D006734:Horse Diseases / Q000097:blood*; D006736:Horses; D005082:Physical Exertion; D012964:Sodium / Q000097:blood*
chemical_list: D012964:Sodium