Multicenter collaborative randomized parallel group comparative study of pitavastatin and atorvastatin in Japanese hypercholesterolemic patients: collaborative study on hypercholesterolemia drug intervention and their benefits for atherosclerosis prevention (CHIBA study).

Yokote K, Bujo H, Hanaoka H, Shinomiya M, Mikami K, Miyashita Y, Nishikawa T, Kodama T, Tada N, Saito Y.Atherosclerosis. 2008 Dec;201(2):345-52. doi: 10.1016/j.atherosclerosis.2008.02.008