TY - JOUR AU - Krahn, M AU - Becker, P AU - Tilbury, K AU - Stein, J C2 - Chemosphere DA - 1997-12-01 LA - en M1 - 34 PB - Chemosphere PY - 1997 TI - Organochlorine Contaminants in Blubber of Four Seal Species: Integrating Biomonitoring and Specimen Banking ER -