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Authors
Chinawa, Josephat M.
Chukwu, Bartholomew F.
Chinawa, Awoere T.
Duru, Chika O.
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Article History
Received: 24 October 2020
Accepted: 10 February 2021
First Online: 5 March 2021
Declarations
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: This complies with national guidelines [CitationRef removed]. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standard. Ethical approval was obtained from the Ethics and Research committee of the University of Nigeria Teaching hospital Enugu (IRB number of 00002323). Informed written consent was also granted by the parents/caregivers of subjects, before they were recruited.
: Not applicable.
: The authors declare that they have no competing interests.
