Comparison of two blanket surveys of arsenic in tubewells conducted 12 years apart in a 25 km(2) area of Bangladesh.
van Geen A, Ahmed EB, Pitcher L, Mey JL, Ahsan H, Graziano JH, Ahmed KM. Comparison of two blanket surveys of arsenic in tubewells conducted 12 years apart in a 25 km(2) area of Bangladesh. Sci Total Environ. 2014 Aug 01; 488-489:484-92.