Rashid, Ali
Pintea, Bogdan
Kinfe, Thomas M.
Surber, Gunnar
Hamm, Klaus
Boström, Jan P.
Article History
Received: 10 July 2018
Accepted: 16 August 2018
First Online: 22 August 2018
Ethics approval and consent to participate
: For all patients informed consent was obtained in accordance with the tenets of the Declaration of Helsinki. Because of the retrospective nature of the study no special approval by the local Ethics Committee was necessary. This manuscript does not report on or involve the use of any animal or human data or tissue.
: Not applicable, because this manuscript does not contain any individual persons data.
: The authors declare that they have no competing interests.
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