APA
Sharma Upendra Kumar, University of Delhi. Faculty of Medical Sciences. Department of Surgery, Dr N S Hadke Supervisor & University of Delhi. Faculty of Medical Sciences. Department of Surgery. (1997). Prevalence of helicobacter pylori in patients with gall stones before and after cholecystectomy. : .
Chicago
Sharma Upendra Kumar, University of Delhi. Faculty of Medical Sciences. Department of Surgery, Dr N S Hadke Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Surgery. 1997. Prevalence of helicobacter pylori in patients with gall stones before and after cholecystectomy. : .
Harvard
Sharma Upendra Kumar, University of Delhi. Faculty of Medical Sciences. Department of Surgery, Dr N S Hadke Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Surgery. (1997). Prevalence of helicobacter pylori in patients with gall stones before and after cholecystectomy. : .
MLA
Sharma Upendra Kumar, University of Delhi. Faculty of Medical Sciences. Department of Surgery, Dr N S Hadke Supervisor and University of Delhi. Faculty of Medical Sciences. Department of Surgery. Prevalence of helicobacter pylori in patients with gall stones before and after cholecystectomy. : . 1997.