The World Health Organization has urged manufacturers to make Covid-19 testing kits more readily available and affordable.

Executive director of the WHO health emergencies programme, Dr. Mike Ryan says high costs remain a barrier to testing.

He says low levels of testing lead to a further spread of the virus in, for example, office buildings where a lot of people congregate.

Ryan says reduced testing may also lead to the incorrect assumption that infections are on the decrease.

Watch the full briefing here.

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