H. H. . Shah, B. H. . Shah, D. A. . Banker, M. A. Leuva, M. . Patel, and D. S. . Patel, “A STUDY OF DIPHTHERIA CASES AMONG HOSPITAL ADMISSIONS IN AHMEDABAD”, Natl J Med Res, vol. 7, no. 01, pp. 26–28, Mar. 2017.