| http://www.w3.org/ns/prov#value | - In all, 71437 interviews were com-pleted, including 8965 with individuals presentin the World Trade Center towers at 8:46 AMon September 11.Those present in the towers???a group withhigh potential for physical and psychologicaltrauma as a result of exposure to the eventsof the day???were identified from 3 differentlist sources for the WTCHR. The first listincluded 3622 individuals who volunteeredb
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