Research Article Br Dent J 2018; 224: 92–97
In the original article one of the authors' names was given as 'A. Sarraf Shiraz'. The correct name is 'A. Sarraf Shirazi'.
The author information correctly reads as follows:
A. Bagherian and A. Sarraf Shirazi
We apologise for any confusion caused.
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The online version of the original article can be found at https://doi.org/10.1038/sj.bdj.2018.40
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Erratum. Br Dent J 224, 254 (2018). https://doi.org/10.1038/sj.bdj.2018.165
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DOI: https://doi.org/10.1038/sj.bdj.2018.165
