单词:dystric podzoluvisols
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New Heart Stents Better Than Old Ones, Study Says A heart stent is a mesh tube made of metal that, when inserted into an artery, keeps it open. Stents can be metal only or they can contain medicine released once the stent is in place. These are calle
By Paula Wolfson White House 27 August 2006 President Bush travels Monday to America's Gulf Coast as the region marks the passage of one year since Hurricane Katrina hit landfall. The president plans to visit with storm survivors and inspect reconst
By Carol Pearson Washington 28 March 2007 watch Stent Study report A new, landmark study finds heart stents devices used to open blocked arteries - may not be as effective in the long term as medication in preventing heart attacks. VOA's Carol Pears
ARI SHAPIRO, HOST: Even if you're prepared for it, there's a moment of shock the first time you hear Anthony Roth Costanzo start to sing. (SOUNDBITE OF ARCHIVED BROADCAST) ANTHONY ROTH COSTANZO: (Singing) Oh, round desire... SHAPIRO: Costanzo is a co
By Greg Flakus Gulfport, Mississippi 08 February 2006 watch Recovery report The devastation caused by flooding in New Orleans following Hurricane Katrina continues to dominate headlines here and inter
By George Dwyer Washington, D.C. 05 July 2007 A collection of more than 70 dolls from around the world has gone on display in Washington D.C. All of them once belonged to Caroline Kennedy, daughter of former U.S. President John F. Kennedy and his wif