Conflicts of interest/Competing Interests

The authors declare that they have no conflict of interest.

Ethics Approval

All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.

Consent to Participate

For this type of study consent to participate is not required.

Consent for publication

For this type of study consent for publication is not required.

Statements and Declarations

Nicole Cipriani is on the editorial board of the Head & Neck Pathology Journal.

Competing Interests

The authors declare no competing interests.

Additional Declarations for Articles in Life Science Journals that Report the Results of Studies Involving Humans and/or Animals

None.