Department of Bacteriology, University of Wisconsin-Madison, Madison, Wisconsin, USA.
Correspondence to Travis C. Cobb, Department of Bacteriology, University of Wisconsin-Madison, 101 E. Main St., Apt. 4, Evansville, Wl53536, USA. Tel: +1 608 250 9975; e-mail: [email protected]
Received 4 November, 2016
Revised 28 December, 2016
Accepted 3 January, 2017
doi: 10.1097/MRM.0000000000000097