1. Safe handling of vaccines;Casto;Pediatrics,1991
2. Biologics Development: A Regulatory Overview;Mathieu,1997
3. Childhood immunizations;Peter;N Engl J Med,1992
4. The Children’s Vaccine Initiative: Achieving the Vision;Mitchell,1993
5. Global Vaccine Market Report; Working Draft 2020. WHO, MI4A Vaccine Dec 2020. . Accessed December, 2020.