Dr. Rakesh K Koul. “KNOWLEDGE OF HEPATITIS B VIRUS AND ATTITUDE TOWARDS HEPATITIS B VACCINATION AMONG HEALTH PROFESSIONAL OF A TERTIARY CARE HOSPITAL OF NORTH INDIA”. International Journal of Medical Science And Diagnosis Research, vol. 3, no. 1, Jan. 2019, https://ijmsdr.com/index.php/ijmsdr/article/view/200.