Phase variable colony variants are conserved across Gardnerella spp. and exhibit different virulence-associated phenotypes oleh Erin M. Garcia, Amy K. Klimowicz, Laahirie Edupuganti, Madeline A. Topf, Shraddha R. Bhide, Dawson J. Slusser, Samantha M. Leib, Cayden L. Coddington, Andrey Matveyev, Gregory A. Buck, Kimberly K. Jefferson, Caitlin S. Pepperell, Joseph P. Dillard