McLachlan, I., Huntley, S., Leslie, K., Bishop, J., Redman, C., Yebra, G., Shabaan, S., Christofidis, N., Lycett, S., Holden, M., Robertson, D., Smith-Palmer, A., Hughes, J. & Nickbakhsh, S. 2024, 'Evaluation of risk-based travel policy for the COVID-19 epidemic in Scotland: a population-based surveillance study', BMJ Open, 14(11), article no: e085332. https://doi.org/10.1136/bmjopen-2024-085332