title: Variability of split renal function studies in essential and renovascular hypertension.
mesh_terms: D006801:Humans; D006973:Hypertension / Q000175:diagnosis* / Q000503:physiopathology; D006977:Hypertension, Renal / Q000175:diagnosis*; D006978:Hypertension, Renovascular / Q000175:diagnosis* / Q000503:physiopathology; D007668:Kidney / Q000503:physiopathology; D007677:Kidney Function Tests