title: Letter: Renin and filtration fraction in essential hypertension.
mesh_terms: D000328:Adult; D005919:Glomerular Filtration Rate; D006801:Humans; D006973:Hypertension / Q000097:blood / Q000503:physiopathology*; D007668:Kidney / Q000503:physiopathology; D008875:Middle Aged; D012083:Renin / Q000097:blood*
chemical_list: D012083:Renin