Erratum to: Journal of otolaryngology (2017) 46:56 DOI: 10.1186/s40463-017-0234-y

In the original version of this article [1], published on 4 September 2017, the name of author ‘Heikki Irjala’ was wrongly displayed.

Originally the author name has been published as:

  • Irjala Heikki

The correct author name is:

  • Heikki Irjala

The original publication of this article has been corrected.