1. Eunice Kennedy Shriver National Institute of Child Health and Human Development; National Institutes of Health; Bethesda Maryland USA
2. The Henry M. Jackson Foundation for the Advancement of Military Medicine, Inc.; Bethesda Maryland USA
3. National Intrepid Center of Excellence; Bethesda Maryland USA
4. Department of Biomedical Engineering; Linköping University; Linköping Sweden
5. Department of Anatomy; Physiology and Genetics, Uniformed Services University of the Health Sciences; Bethesda Maryland USA