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Article History

Received: 28 August 2018

Accepted: 24 March 2019

First Online: 2 April 2019

Ethics approval and consent to participate

: Permission to conduct this analysis was approved under the approval of the pathology databases (protocol # 1124 under National Health Sciences Research Committee). The need for informed consent was exempted from institutional review board due to the nature of the study, which involved a retrospective analysis of routinely collected data.

: Not applicable.

: We declare that we have no financial or personal relationship(s) which may have inappropriately influenced us in writing this paper.

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