In 2016, from an estimated pre-war population of 22 million, the United Nations (UN) identified 13.5 million Syrians requiring humanitarian assistance, of which more than 6 million are internally displaced within Syria, and around 5 million are refugees outside of Syria.

In this podcast, Aula Abarra, consultant in infectious disease from London, joins us to discuss what's happening now in Eastern Ghouta, and area of Damascus, where civilians are being held under siege, where humanitarian aid is unable to reach.

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