title: ras Mutations and a cup of coffee: cause, confounder, effect modifier, or what else?
authors.forename: P
authors.initials: P
authors.lastname: Vineis
mesh_terms: D015982:Bias; D003069:Coffee / Q000009:adverse effects*; D015986:Confounding Factors, Epidemiologic; D011905:Genes, ras / Q000187:drug effects; D006801:Humans; D010190:Pancreatic Neoplasms / Q000209:etiology*; D012907:Smoking / Q000009:adverse effects
chemical_list: D003069:Coffee