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Article History

Received: 21 September 2021

Accepted: 19 December 2021

First Online: 5 January 2022

Declarations

:

: The authors confirm that they have no conflicting or competing interests that may inappropriately bias this work. MS has received consulting fees from Allergan Aesthetics and Bard, honoraria for lectures from Bard and support for attending meetings from Bard. AB has received support for attending a meeting from Bard. DS and CJW have received honoraria for lectures and support for attending meetings from Gore and Cook. CJW has accepted a gift of an AWR textbook on behalf of the Department of Surgery at Wirral University Teaching Hospitals NHS Foundation Trust.

: This work conforms to all applicable standards of ethics, including the Declaration of Helsinki and its subsequent amendments. By its nature it did not require local research ethics committee approval.

: The authors can confirm that no human or animal rights were compromised during the writing of this paper. Written informed consent was provided by all patients whose images have been used.

: All images used in this work were obtained from patients who had provided written informed consent for the use of their clinical images for teaching and publication purposes.

: All the authors of this work have reviewed the final manuscript and provide their consent for its publication.