P. B. . Patel, M. J. . Patel, R. . Prasad, K. . Patel, H. . Jadawala, and R. . Bansal, “Health Care Seeking Interval and Fatality Rate in Swine Flu (H1n1) Epidemic in Surat City”, Natl J Community Med, vol. 6, no. 01, pp. 25–29, Mar. 2015.