Comparison of Seven Techniques for Typing International Epidemic Strains of Clostridium difficile: Restriction Endonuclease Analysis, Pulsed-Field Gel Electrophoresis, PCR-Ribotyping, Multilocus Sequence Typing, Multilocus Variable-Number Tandem-Repeat Analysis, Amplified Fragment Length Polymorphism, and Surface Layer Protein A Gene Sequence Typing

George Killgore, Angela Thompson, Stuart Johnson, Jon Brazier, Ed Kuijper, Jacques Pepin, Eric H. Frost, Paul Savelkoul, Brad Nicholson, Renate J. van den Berg, Haru Kato, Susan P. Sambol, Walter Zukowski, Christopher Woods, Brandi Limbago, Dale N. Gerding and L. Clifford McDonald

Journal of Clinical Microbiology 46 ( 2 ): 431 - 437 , 2008