title: Dividing stage 3 of chronic kidney disease (CKD): 3A and 3B.
authors: Gianna Mastroianni
authors: GM
authors: Kirsztajn
authors: Jose H R
authors: JH
authors: Suassuna
authors: Marcus G
authors: MG
authors: Bastos
mesh_terms: D002965:Classification / Q000379:methods; D006801:Humans; D007676:Kidney Failure, Chronic / Q000145:classification* / Q000175:diagnosis; D051436:Renal Insufficiency, Chronic / Q000145:classification* / Q000175:diagnosis