1. Technical University of Denmark, Department of Mechanical Engineering, International Centre for Indoor Environment and Energy, Lyngby, Denmark
2. Silesian University of Technology, Faculty of Environmental Engineering and Energy, Gliwice, Poland
3. Birch & Krogboe A/S, Virum, Denmark
4. Public Health Sciences, Karlstad University, Karlstad, Sweden
5. SP-Technical Research Institute of Sweden, Boras, Sweden