Assessment of occupational radiation exposure in underground artisanal gold mines in Tongo, Upper East Region of Ghana von Doyi, I., Oppon, O.C., Glover, E.T., Gbeddy, G., Kokroko, W.

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Indoor Radon Gas Levels in Selected Homes in the Greater Accra Region of Ghana von E. Akortia, O.C. Oppon, Y. Serfor-Armah

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Levels and potential effect of radon gas in groundwater of some communities in the Kassena Nankana district of the Upper East region of Ghana von Asumadu-Sakyi, A B, Oppon, O C, Quashie, F K, Adjei, C A, Akortia, E, Nsiah-Akoto, I, Appiah, Kwame

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Radon monitoring for short term exposures in indoor air von Oppon, O.C., Azimi-Garakani, D., Tommasino, L., Torri, G., Aziz, S.

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Measurements of soil and indoor radon in Italy von Torri, G., Azimi-Garakani, D., Oppon, O.C., Piermattei, S., Susanna, A.F., Seidel, J.-L., Tommasino, L., Ardanese, L.

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