Authors
Jori Reijula
Applied Electronics Group, Helsinki University of Technology, Espoo, Finland
Toni Rosendahl
Finnish Institute of Occupational Health, Helsinki, Finland
Kari Reijula
Finnish Institute of Occupational Health, Helsinki, Finland
Tampere School of Public Health, Tampere, Finland
Matti Linnavuo
Applied Electronics Group, Helsinki University of Technology, Espoo, Finland
Raimo Sepponen
Applied Electronics Group, Helsinki University of Technology, Espoo, Finland