Mail & Guardian: Zika virus: still no clear answers
“…[In 2015,] Brazil, then the rest of the Americas, braced for disaster, as a newly vicious strain of the Zika virus was carried by mosquitoes inexorably north. … [W]hile epidemiologists and public health experts in Brazil are glad the [congenital Zika syndrome (CZS)] crisis was not replicated on [a] devastating scale — the fact is that, two years later, no one knows why not — and no one can explain what happened in 2015…” (Nolen, 8/31).