Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yang Xilin and Kong Alice PS and Luk Andrea OY and Ozaki Risa and Ko Gary TC and Ma Ronald CW and Chan Juliana CN and So Wing Yee,Validation of Methods to Control for Immortal Time Bias in a Pharmacoepidemiologic Analysis of Renin–Angiotensin System Inhibitors in Type 2 Diabetes,Journal of Epidemiology,0917-5040,Japan Epidemiological Association,2014,24,4,267-273,https://cir.nii.ac.jp/crid/1390282679452360704,https://doi.org/10.2188/jea.je20130164