The effect of metformin on the lipoprotein profile and lipoprotein particle size in the carotid atherosclerosis: Metformin for insulin resistance (camera) trial. Issue 1 (July 2015) - Rankin, N.; Lloyd, S.M.; Welsh, P.; Holman, R.R.; Kangas, A.J.; Soininen, P.; Ala-Korpela, M.; Sattar, N.; Preiss, D.