But change also brings new opportunities to find those who are missing out, whether through innovative supply chains, better quality data or tailor-made support for fragile countries.

In the face of the challenges posed by the pandemic, Ghana is working to protect 4.5 million at-risk children from polio through the launch of two polio vaccination campaigns. Here’s a closer look at those efforts for World Polio Day.

These global efforts are increasingly urgent as the economic impact of the COVID-19 pandemic continues to put millions of lives at risk from famine and malnutrition.

In the first of this series, we look at the highlights of an evaluation to determine the potential barriers to immunisation caused by the increase in urbanisation.

Last updated: 13 Jan 2020

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