Lung cancer risk associated with occupational exposure to nickel, chromium VI, and cadmium in two population-based case-control studies in Montreal

Beveridge, R., Pintos, J., Parent, M.-E., Asselin, J., Siemiatycki, J. American Journal of Industrial Medicine, 2010; 53:476-485.

Exposure to pesticides and metal contaminants of fertilizer among tree planters

Gorman Ng M, Stjernberg E, Koehoorn M, Demers PA, Davies HW. Annals of Occupational Hygiene 2011; 55(7):752-763.