1. Department of Civil and Environmental Engineering, The University of Tennessee, Knoxville, Tennessee, USA.
2. Department of Medicine, The University of Tennessee Graduate School of Medicine, Knoxville, Tennessee, USA.
3. Department of Respiratory Therapy, The University of Tennessee Medical Center, Knoxville, Tennessee, USA.
4. Institute for a Secure and Sustainable Environment, The University of Tennessee, Knoxville, Tennessee, USA.