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Article History

Received: 6 March 2018

Accepted: 10 July 2018

First Online: 18 July 2018

Ethics approval and consent to participate

: Permission to proceed with the research has been given by the IRB committee at our institution.

: This project is a retrospective review of patients who have undergone surgical drainage procedures. No individual information for patients will be published or reported.

: The authors declare that they have no competing interests.

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