abo blood group, helicobacter pylori seropositivity, and risk of pancreatic cancer: a case-control study.carriage of a non-o abo blood group and colonization by helicobacter pylori are thought to be risk factors for pancreatic cancer. we examined these associations in a population-based case-control study of 373 case patients and 690 control subjects frequency matched on sex and age. control subjects were selected by random-digit dialing. seropositivity for h pylori and its virulence protein caga was determined by enzyme-linked immunosorbent assay (elisa). increased risk of pancreatic cancer was as ...201020181960
dating the rise of esophageal adenocarcinoma: analysis of connecticut tumor registry data, 1940-2007.the timing of onset of the rise in incidence of esophageal adenocarcinoma (eac) has not been clearly defined, and doing so may provide clues with regard to exposures associated with the changed epidemiology of this malignancy. we therefore aimed to investigate historical trends in the incidence of eac and other upper gastrointestinal malignancies.201021127287
dyspepsia in children and adolescents: a prospective study.dyspepsia is poorly characterized in the pediatric population. the goal of the current study was to describe the clinical constellation and natural history of dyspepsia in children and adolescents seen in a pediatric gastroenterology practice.200010776953
process of care and outcomes for elderly patients hospitalized with peptic ulcer disease: results from a quality improvement project.since publication in 1994 of guidelines for management of peptic ulcer disease (pud), trends in physician practice and outcomes related to guideline application have not been evaluated.200111667935
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