Word: unknowns
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...accompanied by two sons; all three were members of the 500-strong Toronto chapter of a largely Filipino Roman Catholic group, the Bukas-Loob Sa Diyos (B.L.D.) Covenant Community. The sons may have infected 30 other members of the B.L.D. Worse, B.L.D. members would expose an unknown number of people outside their circle to possible infection. On April 12, for example, one of the sons who had been at Scarborough Grace went to a conference in Montreal attended by about 450 people, including many from New York State...
Scientists have identified a previously unknown virus in the coronavirus family as the primary cause of SARS. Coronaviruses often infect animals and until now caused only mild illness in people. It may turn out, however, that SARS results from simultaneous infection by several microbes...
...been brought under control. That possibility becomes more ominous if, as some doctors suggest, there are some people who come down with SARS without showing symptoms?meaning they could unknowingly spread the disease far and wide even under the strictest quarantine regimes. All of this underscores how much remains unknown about the virus, identified for the first time in late March. Says Dr. Klaus Stohr, scientific director of the WHO's SARS investigation: "We're sailing a boat while we are still building...
...While much about the disease remains unknown, doctors and governments are increasingly confident that even simple prevention measures and surveillance are highly effective in slowing down or even halting the disease. Vietnam was able to end its outbreak through vigilant contact tracing and isolation of patients. Tightly controlled places such as Singapore have adopted even more stringent procedures. Its infection-control methods have almost everyone in the city-state taking his or her own temperature twice a day and quarantine measures have extended even to the wife of Senior Minister Lee Kuan Yew. It's paying off. Some believe Singapore...
...were so upset, worried, anxious about the unknown, that it didn’t seem right to me, didn’t seem fair to me, to implement the plan,” he said...