[1] Stockholm Univ, Dept Mat & Environm Chem, SE-10691 Stockholm, Sweden
[2] Univ Copenhagen, Rigshosp, DK-2100 Copenhagen, Denmark
[3] Norwegian Inst Publ Hlth, Oslo, Norway
[4] Univ Utrecht, Utrecht, Netherlands
[5] Univ Calif Irvine, Irvine, CA USA
[6] Univ Southern Denmark, Odense, Denmark
[7] Karlstad Univ, Karlstad, Sweden
[8] Pretoria Acad Hosp, Pretoria, South Africa
[9] Uppsala Univ, Uppsala, Sweden
[10] Brunel Univ, London, England
[11] Univ Aberdeen, Aberdeen, Scotland
[12] Fisheries & Oceans, Inst Ocean Sci, Sidney, BC, Canada
[13] Univ Calif San Francisco, San Francisco, CA 94143 USA
[14] Natl Inst Basic Biol, Okazaki, Aichi 444, Japan
[15] Danish Tech Univ, Copenhagen, Denmark
[16] Univ New Brunswick, Fredericton, NB, Canada
[17] Environm Canada, Burlington, ON L7R 4A6, Canada
[18] Aga Khan Univ Hosp, Nairobi, Kenya
[19] Univ Granada, Granada, Spain
[20] Swedish Univ Agr Sci, Uppsala, Sweden
[21] Norwegian Sch Vet Sci, Oslo, Norway
[22] Stockholm Univ, S-10691 Stockholm, Sweden
[23] Swiss Fed Inst Technol, Zurich, Switzerland
[24] Karolinska Inst, Stockholm, Sweden
[25] Tufts Univ, Boston, MA 02111 USA
[26] Mt Sinai Sch Med, New York, NY USA
[27] Univ Turku, Turku, Finland
[28] Univ Exeter, Exeter, Devon, England
[29] Tufts Univ, Medford, MA 02155 USA
[30] Univ Massachusetts, Amherst, MA 01003 USA