Manufacturing, safety and quality control of vaccines

journey of vaccines WHO

This document is part three in a series of explainers on vaccine development and distribution. This document outlines the next part of the vaccine journey: the steps from completing the clinical trial phases through to distribution.

Part 1: How do vaccines work?

Part 2: How are vaccines developed?

Part 4: The different types of COVID-19 vaccines 

Part 5: Fair and equitable access to COVID-19 vaccines