title: Letter: Renal activity and renal filtration fraction.
mesh_terms: D005919:Glomerular Filtration Rate; D006801:Humans; D006973:Hypertension / Q000503:physiopathology*; D007668:Kidney / Q000098:blood supply / Q000503:physiopathology*; D007674:Kidney Diseases / Q000503:physiopathology; D012039:Regional Blood Flow; D012083:Renin / Q000097:blood*
chemical_list: D012083:Renin