Kumi, Andy G.
Ibrahim, Mona G.
Fujii, Manabu
Nasr, Mahmoud
Funding for this research was provided by:
Japan International Cooperation Agency
Article History
Received: 4 July 2020
Accepted: 8 September 2020
First Online: 13 September 2020
Compliance with ethical standards
:
: The authors declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper, including permission for sewage sludge and eggshell waste collections.
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