Bast, D. J., Low, D. E., Duncan, C. L., Kilburn, L., Mandell, L. A., Davidson, R. J., & de Azavedo, J. C. S. (2000). Fluoroquinolone Resistance in Clinical Isolates of Streptococcus pneumoniae: Contributions of Type II Topoisomerase Mutations and Efflux to Levels of Resistance. American Society for Microbiology.

Bast, Darrin J., Donald E. Low, Carla L. Duncan, Laurie Kilburn, Lionel A. Mandell, Ross J. Davidson, och Joyce C. S. de Azavedo. Fluoroquinolone Resistance in Clinical Isolates of Streptococcus Pneumoniae: Contributions of Type II Topoisomerase Mutations and Efflux to Levels of Resistance. American Society for Microbiology, 2000.

Bast, Darrin J., et al. Fluoroquinolone Resistance in Clinical Isolates of Streptococcus Pneumoniae: Contributions of Type II Topoisomerase Mutations and Efflux to Levels of Resistance. American Society for Microbiology, 2000.