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Items where Author is "Muhammad Najib Jaafar"
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Shamsul Bahari Shamsudin and Muhammad Najib Jaafar and Mohammad Saffree Jeffree (2019) Risk assessment of upper respiratory health problems among workers exposed to biogas residues at palm oil plants in Sabah Malaysia. Asia Pacific Environmental and Occupational Health Journal, 5 (1). pp. 19-26. ISSN 2462-2214