Moderate versus intensive treatment of hypertension using amlodipine/valsartan and with the addition of hydrochlorothiazide for patients uncontrolled on angiotensin receptor blocker monotherapy: results in racial/ethnic subgroups.
Ofili EO, Oparil S, Giles T, Pitt B, Purkayastha D, Hilkert R, Samuel R, Sowers JR. Moderate versus intensive treatment of hypertension using amlodipine/valsartan and with the addition of hydrochlorothiazide for patients uncontrolled on angiotensin receptor blocker monotherapy: results in racial/ethnic subgroups. J Am Soc Hypertens. 2011 Jul-Aug; 5(4):249-58.