F. E Pfefferkorn, D Bello, G Haddad, J. Y Park, M Powell, J Mccarthy, K. L Bunker, A Fehrenbacher, Y Jeon, M. A Virji, G Gruetzmacher and M. D. Hoover
The Annals of Occupational Hygiene 54 ( 5 ): 486 - 503 , 2010