Text and Data Mining valid from 2018-06-25
Received: 11 July 2017
Accepted: 20 June 2018
First Online: 25 June 2018
Ethics approval and consent to participate
: The study was approved by ELPIS HOSPITAL Ethics Committee 01/2016. Written informed consent was obtained from all study participants prior to commencement of the study.
: Not applicable.
: The authors declare that they have no competing interests.
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