Financial & competing interests disclosure
This work was supported in part by NIH/NIAID grants AI060921 to BD Freedman, AI102104 and U54-AI057168 to RN Harty. The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.
No writing assistance was utilized in the production of this manuscript.