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Article History

First Online: 2 May 2020

Compliance with Ethical Standards

: The Authors have disclosed that they have no significant relationship with, or financial interest in, any commercial companies pertaining to this article.

: The study was conducted according to the criteria set by the 1964 Declaration of Helsinki and later Amendments. Due to the retrospective nature of the study, approval by the ethical committee was waived.

: No identifying details of the patients were mentioned in this study, all information were anonymized, and the images included may not identified persons.