1. Metabolic Epidemiology Branch, Division of Cancer Epidemiology & Genetics, National Cancer Institute, Bethesda, Maryland, USA
2. Biostatistics Branch, Division of Cancer Epidemiology & Genetics, National Cancer Institute, Bethesda, Maryland, USA
3. Center for Applied Microbiome Science, Pathogen and Microbiome Institute, Northern Arizona University, Flagstaff, Arizona, USA
4. Digestive Oncology Research Center, Digestive Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran
5. Department of Internal Medicine, Lorestan University of Medical Sciences, Khorramabad, Iran
6. Liver and Pancreatobiliary Diseases Research Center, Digestive Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran
7. Department of Biology, School of Computer, Mathematical, and Natural Sciences, Morgan State University, Baltimore, Maryland, USA
8. Cancer Genomics Research Laboratory, Division of Cancer Epidemiology & Genetics, National Cancer Institute, Bethesda, Maryland, USA
9. Leidos Biomedical Research Laboratory, Inc., Frederick National Laboratory for Cancer Research, Frederick, Maryland, USA
10. Digestive Disease Research Center, Digestive Diseases Research Institute, Tehran University of Medical Sciences, Tehran, Iran