Lung cancer risk and occupational pulmonary fibrosis: systematic review and meta-analysis.

"Conflict of interest: T. Kraus and J. Krabbe give talks on this topic at workshops, seminars, and conferences for which have been paid for by the organisers including travel and accommodation. J. Krabbe, S. Drießen and T. Kraus have done research in the past funded by German institutions for statutory accident insurance and prevention with unrestricted grants to the University Hospital RWTH Aachen. K.M. Steffens has nothing to disclose."

"Conflict of interest: T. Kraus and J. Krabbe give talks on this topic at workshops, seminars, and conferences for which have been paid for by the organisers including travel and accommodation. J. Krabbe, S. Drießen and T. Kraus have done research in the past funded by German institutions for statutory accident insurance and prevention with unrestricted grants to the University Hospital RWTH Aachen. K.M. Steffens has nothing to disclose."

"This review adheres to the guidelines set by the Office of Health Assessment and Translation (OHAT) of the National Toxicology Program [, ], as well as the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) statement []. The search strategy, inclusion and exclusion criteria, and data to be extracted from included articles were specified in a protocol at the beginning of the project. The systematic study protocol was registered with the international prospective register of systematic reviews (PROSPERO) beforehand. The review protocol is available online (PROSPERO-ID: CRD42021255643)."