Association of Circulating 25-Hydroxyvitamin D and Recurrence of Glomerulonephritis in Kidney Transplant Recipients: The Wisconsin Allograft Recipient Database (WisARD) oleh Zhongyu Yuan, MMed, Michal L. Melamed, MD, MHS, Tripti Singh, MD, Sandesh Parajuli, MD, Sarah Panzer, MD, Didier Mandelbrot, MD, Brad C. Astor, PhD, MPH