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BACKGROUND The aspartate aminotransferase-alanine aminotransferase ratio (AST/ALT ratio) has been used to noninvasively assess the severity of disease in patients with chronic liver disease (CLD). We(More)
OBJECTIVES:Whether patients with typical gastroesophageal reflux disease (GERD) symptoms and without alarm features should be treated empirically or undergo endoscopy first is a debated issue. In(More)