About the Authors

Josette Camilleri

Roles Conceptualization, Resources, Writing – original draft, Writing – review & editing

b.w.darvell@hku.hk (BWD); J.Camilleri@bham.ac.uk (JC)

‡ These authors are joint senior authors on this work.

Affiliation School of Dentistry, University of Birmingham, Birmingham, United Kingdom

Joseph Borg

Roles Investigation

Affiliation Systems Engineer, Triq L-Uqija Ta L-Ibrag, Is-Swieqi, Malta

Denis Damidot

Roles Investigation, Writing – review & editing

Affiliation Department of Civil and Structural Engineering, Faculty of Civil Engineering, Ecole de Mines, LGCgE-GCE, Douai, France

Enrico Salvadori

Roles Investigation, Writing – review & editing

Affiliation Department of Chemistry, University of Torino, Torino, Italy

Peter Pilecki

Roles Investigation, Writing – review & editing

Affiliation Imaging and Microscopy, King’s College London, London, United Kingdom

Paul Zaslansky

Roles Investigation, Writing – review & editing

Affiliation Department for Operative and Preventive Dentistry, Centrum für Zahn-, Mund- und Kieferheilkunde, Charité - Universitätsmedizin Berlin, Berlin, Germany

Brian W. Darvell

Roles Conceptualization, Formal analysis, Investigation, Project administration, Supervision, Writing – review & editing

b.w.darvell@hku.hk (BWD); J.Camilleri@bham.ac.uk (JC)

‡ These authors are joint senior authors on this work.

Affiliation School of Dentistry, University of Birmingham, Birmingham, United Kingdom

Competing Interests

The authors declare no conflict of interest. This does not alter our adherence to PLOS ONE policies on sharing data and materials.