Word: know
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Dates: during 2000-2009
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...person, and how much disease it can cause. Death rates from H1N1 are particularly challenging, since making reliable projections requires comparing the total number of people infected with H1N1, as confirmed by a lab test, to those who have died from the disease. At the moment, officials don't know how many people have actually been infected with the virus; they can only count people who are sick enough to see a doctor or come to a hospital. For every person who shows up in a hospital, however, there are likely hundreds or thousands more infected with H1N1 who never...
...because most people will not have any existing immunity to H1N1, it will require two shots, spaced three weeks apart, to educate the immune system to recognize H1N1, and another six to eight weeks after that to generate true immunity to the virus. That's when scientists will know if the vaccine provided enough protection to allow the bottled inoculations to be shipped. After decades of making flu vaccines, the scientists are sure they know what they're doing. Indeed, had the pandemic begun earlier, in December or even January-when the World Health Organization made its determination of which...
...Such predictions are also a way for public health officials to get a handle on how infectious a new influenza like H1N1 might be, how it spreads, and how quickly. That helps them know how much vaccine might be needed, how to distribute it, and when to expect a surge in demand for flu treatments, including antiviral drugs such as Tamiflu and Relenza. It can also help predict when hospitals might become overwhelmed by flu cases, and prepare them to patch up already strained health care resources...
...outing.) Kerry isn't utterly changed, of course. He retains the sometimes aloof bearing that made him a hard sell to some voters in 2004. He still likes to slip away to play classical guitar. But he can also now acknowledge that he has learned from his mistakes. "I know what I'm doing, I guess," Kerry says. "There's nothing like having the experience [of running for President] under your belt to really understand the country and understand politics better...
Quotes By: "Because of all that is going on, I am afraid to return phone calls or use e-mail. I recorded this video to let you know I have been receiving your messages ... I want to thank all of my patients and friends who have sent such kind e-mails, letters and messages to let me know of your support and prayers for me and my family." - In a YouTube video filmed in response to speculation over his role in Jackson's death...