Chronic hepatitis C virus(HCV)infection has been associated with liver cancer and cirrhosis,autoimmune disorders such as thyroiditis and mixed cryoglobulinema,a
AIM:To determine the prevalences of symptoms consistent with gastroesophageal reflux disease(GERD)and dyspepsia in South America.METHODS:A telephone survey was
AIM:To investigate the relationship between reflux and body mass index(BMI) in the asymptomatic obese population using the impedance-p H technique.METHODS:Gastr