Total arsenic in water, fish, and sediments from Lake Xolotlán, Managua, Nicaragua.Published in:Bulletin of Environmental Contamination & Toxicology, 1992, v. 49, n. 3, p. 463, doi. 10.1007/BF01239653By:Lacayo, Martha;Cruz, Adela;Calero, Sandra;Lacayo, Julio;Fomsgaard, IngePublication type:Article