Gulubova, Maya https://orcid.org/0000-0003-0615-6412
Merhar, Vesselina
Chonov, Dimitar
Mitev, Mitko
Pekova, Lilia
Ananiev, Julian
Funding for this research was provided by:
Ministry of Education, Youth and Science (Project No. BGRRP-2.004-0006-C02)
Article History
Received: 1 August 2024
Accepted: 8 May 2025
First Online: 7 June 2025
Declarations
:
: This manuscript was approved by the Ethics Committee of Medical Faculty, Trakia University, in accordance with the ethical standards of the 1964 Helsinki declaration or comparable ethical standards. Written informed consent was obtained from parents of the infant.
: Written informed consent is obtained from each patient when he is admitted to the University hospital „Prof. Dr. Stoyan Kirkovich“ Stara Zagora, Bulgaria.
: The authors declare that they have no competing interests.