C-peptide as a Therapy for Kidney Disease: A Systematic Review and Meta-Analysis Shaw, James A. ; Shetty, Partha ; Burns, Kevin D. ; Fergusson, Dean ; Knoll, Greg A. Abstract Publication: PLoS ONE Pub Date: May 2015 DOI: 10.1371/journal.pone.0127439 Bibcode: 2015PLoSO..1027439S