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Huertas M, Gisbert E, Rodriguez A, Cardona L, Williot P, CastelloOrvay F. 2002. Acute exposure of Siberian sturgeon (Acipenser baeri, Brandt) yearlings to nitrite: Medianlethal concentration (LC50) determination, haematological changes and nitrite accumulation in selected tissues. Aquat. Toxicol. 57: 257266.