Patel , D. A., Patel , K. B., Bhatt , S. K., & Shah , H. S. (2011). Surveillance Of Hospital Acquired Infection in Surgical Wards in Tertiary Care Centre Ahmedabad, Gujarat. National Journal of Community Medicine, 2(03), 340–345. Retrieved from https://njcmindia.com/index.php/file/article/view/1918