LABORATORY DIAGNOSIS OF HELICOBACTER PYLORI INFECTION IN ENDOSCOPIC BIOPSY SAMPLES OF DYSPEPTIC PATIENTS- A HOSPITAL-BASED DIAGNOSTIC ACCURACY STUDY Journal title: Journal of Evolution of Medical and Dental Sciences Authors: Kumar Ratnesh, Deotale Vijayashri, Jain Jyoti, Gangane Nitin, Mendirata Kr Deepak, Narag Pratibha Subject(s):