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Article History

Received: 7 August 2018

Accepted: 16 October 2018

First Online: 3 November 2018

Ethics approval and consent to participate

: Donor samples and all experiments were performed in accordance with protocols approved by the Austrian Cluster for Tissue Regeneration, Linz, Austria. Samples were collected from each patient after obtaining their written informed consent. This study was performed according to the Declaration of Helsinki and approved by the local ethics commission (Ethikkommission des Landes Oberoesterreich). The analysis was conducted anonymously, without public disclosure of patient data.

: Not applicable.

: The authors declare that they have no competing interests.

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