title: Letter: Thirst control.
mesh_terms: D000368:Aged; D006801:Humans; D008297:Male; D011433:Propranolol / Q000494:pharmacology*; D012083:Renin / Q000097:blood / Q000378:metabolism; D012636:Secretory Rate / Q000187:drug effects; D013894:Thirst / Q000187:drug effects*
chemical_list: D011433:Propranolol; D012083:Renin