P4‐161: INCIDENCE OF MILD COGNITIVE IMPAIRMENT IN A SAMPLE OF WORLD TRADE CENTER RESPONDERS: THE LONG‐TERM IMPLICATIONS OF RE‐EXPERIENCING THE EVENT. (1st July 2006) - Clouston, Sean; Kotov, Roman; Deri, Yael; Pietrzak, Robert H.; Richards, Marcus; Spiro, Avron; Stewart, Candace; Mukherjee, Soumyadeep; Merritt, Edward; Bromet, Evelyn; Luft, Benjamin