title: Letter: Hydronephrosis, hypertension and plasma renin activity.
mesh_terms: D000818:Animals; D006869:Hydronephrosis / Q000150:complications* / Q000201:enzymology; D006977:Hypertension, Renal / Q000209:etiology*; D051381:Rats; D012083:Renin / Q000097:blood*
chemical_list: D012083:Renin