Effectiveness of a workplace intervention to reduce workplace bullying and violence at work: study protocol for a two-wave quasi-experimental intervention study.

Ethics approvals are from the Ethics committees of the Helsinki and Uusimaa hospital district and the Finnish institute of Occupational Health. Results will be made available to participating organisations and their employees, the funder and other researchers via open access article in a peer-reviewed journal and subsequent reporting of the results via social media channels and press release to the public.