Port F K, Merion R M, Finley M P, Goodrich N P, Wolfe R A
Scientific Registry of Transplant Recipients, Arbor Research Collaborative for Health, Ann Arbor, Michigan, USA.
Am J Transplant. 2007;7(5 Pt 2):1319-26. doi: 10.1111/j.1600-6143.2007.01778.x.