Text and Data Mining valid from 2019-06-20
Received: 22 August 2018
Accepted: 28 May 2019
First Online: 20 June 2019
Ethics approval and consent to participate
: This study is a secondary data analysis. Data used in this study was collected as part of a clinical trial or medical records. Institutional and/or national research ethic committee has approved the data collection and management process.Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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