Koppel, S., Stephens, A. N., Bédard, M., Charlton, J. L., Darzins, P., Stefano, M. D., Gagnon, S., Gélinas, I., Hua, P., MacLeay, L., Man-Son-Hing, M., Mazer, B., Myers, A., Naglie, G., Odell, M., Porter, M. M., Rapoport, M. J., Stinchcombe, A., Tuokko, H., Vrkjlan, B., & Marshall, S. (2019). self-reported violations, errors and lapses for older drivers: Measuring the change in frequency of aberrant driving behaviours across five time-points. Accident analysis and prevention, 123, 132–139. http://access.bl.uk/ark:/81055/vdc_100077203007.0x000064