Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
L. E Levesque and J. A Hanley and A. Kezouh and S. Suissa,Problem of immortal time bias in cohort studies: example using statins for preventing progression of diabetes,BMJ,0959-8138,BMJ,2010-03-12,340,mar12 1,b5087-b5087,https://cir.nii.ac.jp/crid/1360011144791045888,https://doi.org/10.1136/bmj.b5087