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History Of Stone Crushing In Ebonyi State

Pulmonary problems among quarry workers of stone crushing industrial site at Umuoghara, Ebonyi State, Nigeria. Nwibo AN1, Ugwuja EI, Nwambeke NO, Emelumadu OF, Ogbonnaya LU. Author information 1Deptartment of Chemical Pathology, Ebonyi State University, Abakaliki, Ebonyi State, Nigeria. ugwujayahoo.com Our company is committed to building crushing, industrial grinding, ore processing and green building materials, and provides intelligent solutions and mature supporting products. Welcome to buy.

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