International Journal of Environmental Research and Public Health Volume 18 Issue 9 International Journal of Environmental Research and Public Health, Vol 18, Iss 4647, p 4647 (2021) International journal of environmental research and public health 18(9), 4647 (2021). doi:10.3390/ijerph18094647 special issue: "Special Issue "Annoyance from Road Traffic Noise" / Special Issue Editor: Dr. Truls T Gjestland, Guest Editor"