About the Authors

Alex D. McMahon

a.mcmahon@dental.gla.ac.uk

Affiliation Dental School, Faculty of Medicine, University of Glasgow, Glasgow, Scotland

David I. Conway

Affiliation Dental School, Faculty of Medicine, University of Glasgow, Glasgow, Scotland

Tom M. MacDonald

Affiliation Ninewells Hospital & Medical School, University of Dundee, Dundee, Scotland

Gordon T. McInnes

Affiliation Gardiner Institute, Faculty of Medicine, University of Glasgow, Glasgow, Scotland

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

ICMJE criteria for authorship read and met: ADM DIC TMM GTM. Wrote the first draft of the paper: ADM. Contributed to the writing of the paper: DIC TMM GTM.