title: External validation of the berlin initiative equations.
authors.affiliation: Charité Universitätsmedizin Berlin, Berlin, Germany.
authors.forename: Elke S
authors.initials: ES
authors.lastname: Schaeffner
authors.affiliation: Eberhard Karls Universität, Tübingen, Germany.
authors.forename: Peter
authors.initials: P
authors.lastname: Martus
authors.affiliation: Charité Universitätsmedizin Berlin, Berlin, Germany.
authors.forename: Natalie
authors.initials: N
authors.lastname: Ebert
mesh_terms: D015415:Biomarkers / Q000097:blood*; D005260:Female; D005919:Glomerular Filtration Rate / Q000502:physiology*; D006801:Humans; D008297:Male; D055641:Mathematical Concepts; D051436:Renal Insufficiency, Chronic / Q000503:physiopathology*
chemical_list: D015415:Biomarkers