Text and Data Mining valid from 2018-04-27
Received: 22 February 2018
Accepted: 20 April 2018
First Online: 27 April 2018
Change Date: 9 July 2018
Change Type: Correction
Change Details: After publication of the original article , the authors reported that the Acknowledgments section was incomplete. The full section is the following:
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of the Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada/Dr. Sardjito Hospital, Yogyakarta, Indonesia (KE/FK/1356/EC/2015). Written informed consent was obtained from all parents for participating this study.
: The authors declare that they have no competing interests.
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