| assessment of the environmental risk factors for a gastric ulcer in northern ghana. | numerous risk factors have been implicated in the development of a gastric ulcer. common risk factors are helicobacter pylori infection, chronic non-steroidal anti-inflammatory intake, and alcohol consumption. the aim of the current study was to identify environmental risk factors for a gastric ulcer in northern ghana. the data for this retrospective study were obtained from 2035 patient records from the minimal access therapy and operative endoscopy unit of the tamale teaching hospital in tamal ... | 2016 | 28292122 |