Claus, H., Elias, J., Meinhardt, C., Frosch, M., & Vogel, U. (2007). Deletion of the Meningococcal fetA Gene Used for Antigen Sequence Typing of Invasive and Commensal Isolates from Germany: Frequencies and Mechanisms. American Society for Microbiology.

Claus, Heike, Johannes Elias, Christine Meinhardt, Matthias Frosch, and Ulrich Vogel. Deletion of the Meningococcal FetA Gene Used for Antigen Sequence Typing of Invasive and Commensal Isolates From Germany: Frequencies and Mechanisms. American Society for Microbiology, 2007.

Claus, Heike, et al. Deletion of the Meningococcal FetA Gene Used for Antigen Sequence Typing of Invasive and Commensal Isolates From Germany: Frequencies and Mechanisms. American Society for Microbiology, 2007.