Komazec, Jovana
Ristivojevic, Bojan
Zukic, Branka
Zdravkovic, Vera
Karan-Djurasevic, Teodora
Pavlovic, Sonja
Ugrin, Milena https://orcid.org/0000-0002-7464-9406
Funding for this research was provided by:
Ministry of Education, Science and Technological Development, Republic of Serbia (EB:451-03-68/2020-14/200042)
Article History
Received: 8 June 2020
Accepted: 20 August 2020
First Online: 28 August 2020
Compliance with ethical standards
:
: The authors have nothing to declare.
: The study was approved by the Ethics Committee of the University Children’s Hospital, Belgrade (Approval Number 017/6-26/77) and was performed in accordance with the ethical standards of the Declaration of Helsinki.
: Informed consent was obtained from all the participants that were old enough to give their own consent, and from the parents/legally authorized representatives of the minor subjects of the study.