Worku, Berhanu Nigussie
Abessa, Teklu Gemechu
Wondafrash, Mekitie
Vanvuchelen, Marleen
Bruckers, Liesbeth
Kolsteren, Patrick
Granitzer, Marita
Article History
Received: 13 February 2017
Accepted: 24 January 2018
First Online: 9 February 2018
Ethics approval and consent to participate
: We obtained ethical approval from The Ethical Review Board of Jimma University, Ethiopia (RPGC/36/2013, dated 13/02/2013). Written informed consents were secured from the children’s parents.
: Not applicable.
: The authors declare that they have no competing interests.
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