What could explain the late emergence of COVID-19 in Africa?

  R. Lalaoui ^{1, 2} AuthorId : 12122916
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  S. Bakour ^{1, 2} AuthorId : 1481779
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  D. Raoult ^{1, 2} AuthorId : 11813216
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  P. Verger ^{2, 3, 4} AuthorId : 1007332
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  C. Sokhna ^{2, 4} AuthorId : 1477121
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  C. Devaux ^{1, 2, 5} AuthorId : 107972
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  Barthélémy Pradines ^{2, 4} AuthorId : 1174071
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  J.-M. Rolain ^{1, 2} AuthorId : 11204701
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