title: It is time to re-think 'extended criteria'.
authors.forename: R B
authors.initials: RB
authors.lastname: Freeman
authors.forename: G B
authors.initials: GB
authors.lastname: Klintmalm
mesh_terms: D000328:Adult; D006085:Graft Survival; D006801:Humans; D016030:Kidney Transplantation / Q000331:legislation & jurisprudence* / Q000592:standards*; D008875:Middle Aged; D009927:Tissue and Organ Procurement / Q000458:organization & administration*; D014481:United States; D014850:Waiting Lists