title: Long-term follow-up and large patient cohorts: a substitute for randomized controlled trials?
authors.forename: J J
authors.initials: JJ
authors.lastname: Curtis
mesh_terms: D015331:Cohort Studies; D005500:Follow-Up Studies; D006801:Humans; D016030:Kidney Transplantation; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome