Jeremy D Eekhoff1, Leanne E Iannucci1, Spencer P Lake2,3. 1. Department of Biomedical Engineering, Washington University in St. Louis, St. Louis, MO, USA. 2. Department of Biomedical Engineering, Washington University in St. Louis, St. Louis, MO, USA. lake.s@wustl.edu. 3. Department of Mechanical Engineering & Materials Science, Washington University in St. Louis, St. Louis, MO, USA. lake.s@wustl.edu.