title: Vitamin D use and mortality in chronic kidney disease: immortal time bias.
authors.forename: Wendy L
authors.initials: WL
authors.lastname: St Peter
authors.forename: Eric D
authors.initials: ED
authors.lastname: Weinhandl
authors.forename: Jiannong
authors.initials: J
authors.lastname: Liu
mesh_terms: D015982:Bias; D002117:Calcitriol / Q000627:therapeutic use*; D002908:Chronic Disease; D006801:Humans; D007674:Kidney Diseases / Q000188:drug therapy* / Q000401:mortality*; D013997:Time Factors; D014815:Vitamins / Q000627:therapeutic use*
chemical_list: D014815:Vitamins; D002117:Calcitriol