His main research concerns Odds ratio, Internal medicine, Risk factor, Case-control study and Cancer. His study in Odds ratio is interdisciplinary in nature, drawing from both Surgery, Quartile, Vitamin, Breast cancer and Prostate cancer. His Internal medicine research incorporates elements of Gastroenterology, Endocrinology, Oncology and Genotype.
His Risk factor study integrates concerns from other disciplines, such as Body mass index, Epidemiology, Gynecology, Prospective cohort study and Physiology. His Case-control study research focuses on subjects like Confounding, which are linked to Logistic regression. His work investigates the relationship between Cancer and topics such as Esophageal disease that intersect with problems in Adenocarcinoma.