Developing a company-specific job exposure matrix for the Asbest Chrysotile Cohort Study.

"Competing interests: EVK and SVK reported receiving, on behalf of their institutes and personally through consulting firms, payments from companies to evaluate exposure to asbestos and risk of asbestos-related disease in those workplaces. All other authors have no competing interests to declare. For full transparency, EVK reported participation as an occupational and environmental health expert as part of the delegation of the Russian Ministry of Health at multiple World Health Assembly meetings as well as at the Conference of the Parties to the Basel and Rotterdam Conventions. EVK and SVK reported attending meetings organised by the International Chrysotile Association and reported that all expenses for attendance were paid by their respective institutes."

"Funding: This work was supported by the Ministry of Health of the Russian Federation in the framework of the Federal target programme 'National System of Chemical and Biological Safety of the Russian Federation' of 2009–2014 and of 2015–2020 under a general framework of action between the Federal state budgetary scientific institution 'Izmerov Research Institute of Occupational Health' and the International Agency for Research on Cancer. The work by Dr Schonfeld on this manuscript was supported by the Intramural Research Program of the National Cancer Institute, National Institutes of Health, USA. The work by Dr Feletto on this manuscript was supported by Cancer Council New South Wales, Sydney, Australia."