Lee , Y.-M., Wolf , P., Hauner , H. and Skurk , T. 2016. Effect of a fermented dietary supplement containing chromium and zinc on metabolic control in patients with type 2 diabetes: a randomized, placebo-controlled, double-blind cross-over study. Food & Nutrition Research. 60, (Jun. 2016). DOI:https://doi.org/10.3402/fnr.v60.30298.