1. Texas A&M University, Department of Biomedical Engineering, College Station, Texas 77843b711th Human Performance Wing, Human Effectiveness Directorate, Bioeffects Division, Optical Radiation Bioeffects Branch, JBSA Fort Sam Houston, Texas 78234
2. Texas A&M University, Department of Biomedical Engineering, College Station, Texas 77843cTexas A&M University, Department of Physics and Astronomy, College Station, Texas 77843
3. TASC, Inc., San Antonio, Texas 78227
4. 711th Human Performance Wing, Human Effectiveness Directorate, Bioeffects Division, Optical Radiation Bioeffects Branch, JBSA Fort Sam Houston, Texas 78234