L. Giacani, Chattopadhyay, S., Centurion-Lara, A., Jeffrey, B. M., Le, H. V. T., Molini, B. J., Lukehart, S. A., Sokurenko, E. V., and Rockey, D. D.,
“Footprint of Positive Selection in Treponema pallidum subsp. pallidum Genome Sequences Suggests Adaptive Microevolution of the Syphilis Pathogen.”,
PLoS neglected tropical diseases, vol. 6, no. 6, p. e1698, 2012.