1. Laboratory of Human Carcinogenesis, Center for Cancer Research, National Cancer Institute, Bethesda, Maryland, USA
2. Laboratory of Chemical Carcinogenesis, Chulabhorn Research Institute, Bangkok, Thailand
3. Center of Excellence on Environmental Health and Toxicology (EHT), OPS, Ministry of Higher Education, Science, Research and Innovation, Bangkok, Thailand
4. Thoracic and Gastrointestinal Oncology Branch, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, Maryland, USA
5. Liver Cancer Program, Center for Cancer Research, National Cancer Institute, Bethesda, Maryland, USA