16 Feng Feng S S Zhu Zhu Y Y Yan Yan C C Wang Wang Y Y Zhang Zhang Z Z Retinol Binding Protein 4 Correlates with and is an Early Predictor of Carotid Atherosclerosis in Type 2 Diabetes Mellitus Patients Retinol Binding Protein 4 Correlates with and is an Early Predictor of Carotid Atherosclerosis in Type 2 Diabetes Mellitus Patients J Biomed Res J Biomed Res 2015 2015 29 29 6 6 451 451 455 455 10.7555/JBR.29.20140087. This evidence concerns the gene RBP4 and diabetes mellitus.