Würtz Else, Schlünssen Vivi, Malling Tine, Hansen Jens Georg, Omland Øyvind
Dept of Occupational Medicine, Danish Ramazzini Centre, Aalborg University Hospital, Aalborg, Denmark.
Dept of Public Health, Section for Environment, Occupation and Health, Danish Ramazzini Centre, Aarhus University, Aarhus, Denmark.
ERJ Open Res. 2017 May 18;3(2). doi: 10.1183/23120541.00075-2016. eCollection 2017 Apr.