Jayakiruthiga, S., R. Rajkamal, S. Gopalakrishnan, and R. Umadevi. “Knowledge, Attitude and Practices Concerning Hepatitis B Infection, Among Medical Students in Urban Area of Chennai, Tamil Nadu”. International Journal Of Community Medicine And Public Health, vol. 5, no. 8, July 2018, pp. 3635-8, doi:10.18203/2394-6040.ijcmph20183111.