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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: Scand J Work Environ Health. 2018 Aug 12;44(6):557–567. doi: 10.5271/sjweh.3762

Figure 1.

Figure 1

Systematic review flow diagram.

Additional sources comprised:

1. Trials registries (Cochrane Central Register of Controlled trials, ClinicalTrials.gov, EU Clinical Trials Register, Alltrials.net, WHO International Clinical Trials Registry, NIHR UK Clinical Trials Gateway);

2. Grey literature databases (E-Theses Online Service, OpenThesis, ProQuest, OpenGrey, OpenDOAR;

3. Key journals (Journal of Hand Surgery [European], Journal of Hand Surgery [American], Occupational Medicine, Journal of Occupational Rehabilitation).