1.
Okpokwu EI, Agu M, Akusu C. Health Risk Assessment of Heavy Metal Concentrations in Sewage Compost Manure Used for Agriculture in Zaria, Nigeria. NJP [Internet]. 2026 Jul. 1 [cited 2026 Jul. 6];35(3):307-14. Available from: https://njp.nipngr.org/index.php/njp/article/view/606