Decreased TBT pollution and changing bioaccumulation pattern in gastropods imply butyltin desorption from sediments Ruiz, J. M. ; Barreiro, R. ; Couceiro, L. ; Quintela, M. Abstract Publication: Chemosphere Pub Date: November 2008 DOI: 10.1016/j.chemosphere.2008.07.029 Bibcode: 2008Chmsp..73.1253R