Randomised controlled trial of dual blockade of renin-angiotensin system in patients with hypertension, microalbuminuria, and non-insulin dependent diabetes: the candesartan and lisinopril microalbuminuria (CALM) study. - Mogensen,CE.; Neldam,S.; Tikkanen,I.; Oren,S.; Viskoper,R.; Watts,RW.; Cooper,ME. (Bmj, 2000)