She studies the role of multiple factors in disease risks, disease incidence, prevalence, and patients’ survival with the focus on the role of environment (e.g. air and water quality, extreme temperatures, etc.). She works within the Environmental Health Scholars Program at Duke University School of Medicine that is led by Dr. H. Kim Lyerly and aims to investigate the relationships between health, environmental, and medical care data in North Carolina and the U.S. She also does Medicare-based and Medicare-linked large health data analysis of cancer and chronic non-cancer disease incidence, progression, treatment effectiveness, and survival among the older U.S. adults, as well studies the role of comorbidities in cancer patients in treatment choice and patients’ survival.