Increase in Adult Clostridium difficile–related Hospitalizations and Case-Fatality Rate, United States, 2000–2005
Marya D. Zilberberg*† , Andrew F. Shorr‡, and Marin H. Kollef§
Author affiliations: *University of Massachusetts, Amherst, Massachusetts, USA; †EviMed Research Group, LLC, Goshen, Massachusetts, USA; ‡Washington Hospital Center, Washington, DC, USA§Washington University School of Medicine, St. Louis, Missouri, USA;
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