Cytochrome P450-mediated enzyme activities and polychlorinated biphenyl accumulation in harp seal (Phoca groenlandica)Marine Environmental Research (1999-07)https://doi.org/10.1016/s0141-1136(99)00032-x 1 Akvaplan-niva (current employee) 1 Akvaplan-niva (prior employee)Authors (6)J Wolkers I.C BurkowM MonshouwerC LydersenS Dahle R.F Witkamp