To the call for tenders 'open procedure "Establishment and application of a method for the absolute quantification of proteins in exhaled air - F2584"'
To the tender 'open procedure "company prevention and occupational safety practice in dealing with psychosocial risks in Germany - findings from representative company surveys - F2589"'
To the call for tenders 'scoping review on the impact of interventions by the occupational health and safety inspectorate with a focus on inspections in occupational health and safety'