Clutter DS, Dubrovakaya Y, Merl M, Press R, Safdar A. Response to Therapy in Solid-Organ (SOT) and Hematopoietic Stem Cell Transplant (HSCT) Recipients with 61 Episodes of Clostridium difficile Infection (CDI). 53rd Interscience Conference on Antimicrobial Agents and Chemotherapy. American Society for Microbiology (ASM). Denver, Colorado September 10-13, 2013