<http://schema.org/keywords>
"\u00E2\u0080\u009Cthe emperor of all maladies: a biography of cancer\u00E2\u0080\u009D (scribner[[zzsemicolonzz]] $30)"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.newyorker.com/magazine/2010/11/08/cancer-world>