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IARC is involved in epidemiological and carcinogenesis research units on Biostatistics and Bioinformatics, Gene-Environment Interactions, Chemoprevention, Genetic Epidemiology, Carcinogen Identification and Evaluation, Genetic Susceptibility to Cancer, Descriptive Epidemiology, Hormones and Cancer,DNA Repair, Infection and Cancer, Environmental Cancer Epidemiology, Molecular Carcinogenesis, Epidemiology for Cancer Prevention, Molecular Pathology, Endogenous Cancer Risk Factors, Nutrition and Cancer, Field and Intervention Studies Radiation and Cancer. IARC disseminates scientific information and it's part of the World Health Organization.