Early detection of target organ disease in essential hypertension.
D006332:Cardiomegaly / Q000175:diagnosis*; D002561:Cerebrovascular Disorders / Q000175:diagnosis*; D006801:Humans; D006973:Hypertension / Q000175:diagnosis*; D006977:Hypertension, Renal / Q000175:diagnosis*; D007677:Kidney Function Tests; D013997:Time Factors