Yasuhiko Daike, Masaru MIzoguchi, Hiromi Matayoshi, Takaharu Sadamoto, Chuuji Yanagawa,Fumiatu Yakushiji, Kiyomi Sadamoto: Efficacy of LDL-C/HDL-C ratio in elderly hyperlipidemic patients with diabetes for predicting carotid artery intima-media thickness. Progress in Medicine 32 (6) :1321-1325 , 2012