1. Nell Hodgson Woodruff School of Nursing, Emory University, Atlanta, GA, United States of America
2. Department of Biostatistics and Bioinformatics, Rollins School of Public Health, Emory University, Atlanta, GA, United States of America
3. Investigational Clinical Microbiology Core, Emory University, Atlanta, GA, United States of America
4. Einstein Medical Center Philadelphia, Philadelphia, PA, United States of America
5. Division of Digestive Diseases, Emory School of Medicine, Emory University, Atlanta, GA, United States of America