Ajayi, Ebenezer Adekunle Left ventricular mass formulae and prevalence rates of echocardiographic left ventricular hypertrophy in nigerians with essential hypertension. [electronic resource] - North American journal of medical sciences May 2013 - 325-9 p. digital Publication Type: Journal Article ISSN: 2250-1541 Standard No.: 10.4103/1947-2714.112481 doi