فهرس المقالات Tijjani Imam المقاله 1 - Determination of Heavy Metals Contamination on Smoked Fish Sold at Some Fish Markets in Borno State, Nigeria 10.22034/jchr.2022.1945462.1458 Mathias Nzitiri Bwala Tijjani Sabiu Imam Idris Umar Zungum Journal of Chemical Health Risks , العدد 1 , السنة 13 , زمستان 2023