The trade union movement has argued consistently the number of occupational cancers has been systematically under-estimated in studies. Occasionally, though, a study is thorough and independent enough to find the usual suspects and several types of cancer not normally associated with work.

Eero Pukkala, Jan Ivar Martinsen, Elsebeth Lynge, Holmfridur Kolbrun Gunnarsdottir, Pär Sparén, Laufey Tryggvadottir, Elisabete Weiderpass, Kristina Kjaerheim. Occupation and cancer – follow-up of 15 million people in five Nordic countries, Acta Oncologica, vol. 48, Number 5, pages 646–790, January 2009. Accompanying commentary from Aaron Blair.