Natural immunity and vaccines
- Vaccine Affect
- Oct 8, 2024
- 1 min read
Updated: Nov 19, 2024
Immune System and Vaccines
Children's Hospital of Philadelphia
Vaccine Education Center
Reviewed by Paul A. Offit, MD on March 11, 2021
EXCERPTS
Whereas immunity from disease often follows a single natural infection, immunity from vaccines usually occurs only after several doses.
