Wunderli, J. M., Pieren, R., Habermacher, M., Vienneau, D., Cajochen, C., Probst-Hensch, N., … Brink, M. (2016). Intermittency ratio: a metric reflecting short-term temporal variations of transportation noise exposure. Journal of Exposure Science and Environmental Epidemiology, 26, 575-585. https://doi.org/10.1038/jes.2015.56