1. School of Biological Sciences, Georgia Institute of Technology, Atlanta, Georgia, USA
2. Center for Microbial Dynamics and Infection, Georgia Institute of Technology, Atlanta, Georgia, USA
3. Torsby Hospital, Torsby, Sweden
4. Interdisciplinary Program in Quantitative Biosciences, Georgia Institute of Technology, Atlanta, Georgia, USA
5. School of Mathematics, Georgia Institute of Technology, Atlanta, Georgia, USA