Knights, J., Beaton, L., Young, L., Araujo, M., Yuan, S., Clarkson, J., Humphris, G. & Freeman, R. 2022, 'Uncertainty and fears around sustainability: a qualitative exploration of the emotional reactions of dental practitioners and dental care professionals during COVID-19', Frontiers in Oral Health, 2, article no: 799158. https://doi.org/10.3389/froh.2021.799158