1. Department of Surgery, University of Pittsburgh, Pittsburgh, Pennsylvania.
2. Center for Inflammation and Regenerative Modeling, McGowan Institute for Regenerative Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania.
3. Department of Sports Medicine and Nutrition, University of Pittsburgh, Pittsburgh, Pennsylvania.
4. Department of Internal Medicine, Division of Rheumatology, University of Michigan, Ann Arbor, Michigan.
5. Department of Critical Care Medicine, University of Pittsburgh, Pennsylvania.
6. Department of Computational and Systems Biology, University of Pittsburgh, Pittsburgh, Pennsylvania.
7. Department of Mathematics, University of Tennessee, Knoxville, Tennessee.