Received: 17 September 2021
Accepted: 18 June 2022
First Online: 27 June 2022
: The study protocol was approved by the Research Ethics Committee, Faculty of Medicine, Fayoum University, Egypt. We obtained informed consents from the parents of the neonates after informing them about the objectives and procedures of the study.
: Not applicable.
: The authors declare that they have no competing interests.