Funding for this research was provided by:
Armauer Hansen Research Institute via its Core funding from Swedish International Cooperation Development Agency
Received: 9 January 2019
Accepted: 7 March 2019
First Online: 27 March 2019
Ethics approval and consent to participate
: The umbrella project of this study was reviewed and approved by the institutional ethics review boards of Aklilu Lemma Institute of Pathobiology, Addis Ababa University (IRB/11/2011/2012), Armauer Hansen Research Institute (PO22/12), the National Research Ethics (310/109/2016). Under the consent, participants agreed for the storage and further use of their samples, moreover ethics committees that reviewed the original work were notified.
: Not applicable.
: The authors declare that they have no competing interests.
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