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Barreto, R. C.; Perna, A. F. N.; Narloch, D. C.; Del Claro, F.; Correa, J. N.; Paschuk, S. A. Determining Radium-226 Concentration from Radon-222 Emanation in Building Materials: A Theoretical Model. Braz. J. Rad. Sci. 2019, 7.