Greenhalgh, T., Peng, Z., Jimenez, J., Bahnfleth, W., Dancer, S. & Bourouiba, L. 2022, 'Quantifying transmission risk of SARS-CoV-2 in different situations', The BMJ, 20 January 2022, article no: 376:o106. https://doi.org/10.1136/bmj.o106