M. . Khurram, A. . Qaisar, K. J. Zafar, A. . Wahid, F. . Hassan, and M. . Javed, “Assessment of Knowledge and Attitude towards Hepatitis B Infection Among Dental Students in two Teaching Hospitals of Punjab, Pakistan”, apmc, vol. 14, no. 1, pp. 78–82, Mar. 2020.