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Quarry Stone In Abakaliki

Jul 12, 2021 A.N. Nwibo and E.A. Ugwuja et al, blazed a trail on quarry in Abakaliki in their research “Pulmonary problem among quarry workers of stone crushing industrial site at Umuogharu, Ebonyi State” in the International Journal of Occupational and Environmental Medicine, 2012[20]

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