Combined biological and chemical assessment of estrogenic activities in wastewater treatment plant effluents

1. Aerni, H.-R.
2. Kobler, B.
3. Rutishauser, B.V.
4. Wettstein, F.E.
5. Fischer, R.
6. Giger, W.
7. Hungerbühler, A.
8. Marazuela, M.D.
9. Peter, A.
10. Schönenberger, R.
11. Vögeli, A.C.
12. Suter, M.J.-F.
13. Eggen, R.I.L.