Mr
National Institute of environmental protection and reasearch
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Characteristics of concentration correlations for the pairs of <sup>238</sup>U/HCO<sub>3</sub><sup>-</sup>, <sup>234</sup>U/HCO<sub>3</sub><sup>-</sup>, <sup>226</sup>Ra/<sup>238</sup>U, <sup>228</sup>Ra/<sup>226</sup>Ra, <sup>226</sup>Ra/HCO<sub>3</sub><sup>-</sup>, <sup>228</sup>Ra/HCO<sub>3</sub><sup>-</sup>, <sup>210</sup>Po/<sup>238</sup>U, <sup>210</sup>Po/<sup>226</sup>Ra, <sup>228</sup>Th/<sup>232</sup>Th, <sup>228</sup>Th/<sup>228</sup>Ra, <sup>228</sup>Th/HCO<sub>3</sub><sup>-</sup> and <sup>210</sup>Po/<sup>210</sup>Pb in drinking water