Pentoxifylline for Anemia in Chronic Kidney Disease: A Systematic Review and Meta-Analysis Bolignano, Davide ; D'Arrigo, Graziella ; Pisano, Anna ; Coppolino, Giuseppe Abstract Publication: PLoS ONE Pub Date: August 2015 DOI: 10.1371/journal.pone.0134104 Bibcode: 2015PLoSO..1034104B