Received: 21 April 2021
Accepted: 12 August 2022
First Online: 19 August 2022
: The study was approved by the Barau Dikko Teaching Hospital Health Research Committee, Kaduna, Nigeria (BDTH-HREC 17–0003-1). Informed consent from parents of the participants was obtained. All methods were carried out in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.
: not applicable.
: The authors do not have competing interests to declare.