Quinapril in type II diabetics: a double-blind randomized placebo-controlled, cross-over study to evaluate the effect of quinapril on microalbuminuria and insulin resistance in patients with non-insulin-dependent diabetes mellitus: P.J. Bus, J.J. Koornstra, M. Grob Maters, J.F.F. Lekkerkerker. Department of Internal Medicine, Medisch Spectrum Twente, Enschede, Netherlands