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. 2005 May 19;113(9):1196–1204. doi: 10.1289/ehp.7974

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Contour maps of As concentration (μg/L) in tube-well water at each sampling location in the four neighborhoods by the arsenomolybdate method. (A) Fulbaria. (B) Bualda. (C) Jamjami. (D) Komlapur. The black contour line represents the 10 μg/L WHO drinking water guideline.