Shoukat Ali, Shanthakumar GS, Shrikanth P, Ayushi Agrawal, and Navya BR. “STUDY ON REGISTRATION AND REGULATORY REQUIREMENTS FOR VACCINES IN USA, EUROPE AND CANADA”. Journal of Biomedical and Pharmaceutical Research, Vol. 9, no. 4, Aug. 2020, doi:10.32553/jbpr.v9i4.781.