Text and Data Mining valid from 2018-03-28
Received: 31 August 2017
Accepted: 6 March 2018
First Online: 28 March 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This study was approved by the Medical and Health Research Ethics Committee, Faculty of Medicine, Universitas Gadjah Mada, Yogyakarta, Indonesia.All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and national regulations and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from parents before data collection.
: The abstract of this paper has been presented in The 9th Biennial Scientific Meeting of the Asia Pacific Paediatric Endocrine Society (APPES) in Tokyo, Japan, in November 19, 2016.