World Trade Center disaster: assessment of responder occupations, work locations, and job tasks.
Woskie SR, Kim H, Freund A, Stevenson L, Park BY, Baron S, Herbert R, de Hern?ndez MS, Teitelbaum S, de la Hoz RE, Wisnivesky JP, Landrigan P. World Trade Center disaster: assessment of responder occupations, work locations, and job tasks. Am J Ind Med. 2011 Sep; 54(9):681-95.