Wong, Grace
Irving, Michelle
Article History
First Online: 22 May 2020
Change Date: 14 August 2020
Change Type: Correction
Change Details: Author's correction note: Research article <i>Br Dent J</i> 2020; <b>228</b>: 767-772.When this article was published there were errors in Figures 1 and 2. The correct version of and are presented here:The original article has been corrected.
Conflict of interest
: The authors report no conflict of interest.