Omicron: Why travel bans are a waste of time

A picture taken on November 29, 2021 at the Schiphol airport shows an appointment desk for Covid-19 test. 

In Nigeria concerns have been raised about the visit contributing to the spread of the new variant. Adejuwon Soyinka, The Conversation Africa’s regional editor for West Africa, asked Dr Doyin Odubanjo, a leading public health expert, what he thinks of travel bans and of Nigeria’s handling of Covid so far.


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