Influence of a brazilian sewage outfall on the toxicity and contamination of adjacent sediments - Abessa, Denis Moledo de Souza; Carr, R Scott; Rachid, Bauer Rodarte de Figueredo; Sousa, Eduinetty Ceci Pereira Moreira de; Hortellani, Marcos Antonio; Sarkis, Jorge Eduardo de Souza (Marine Pollution Bulletin, 2005)