TY - RPRT TI - Cessation of oil exposure in harlequin ducks after the Exxon Valdez oil spill: Cytochrome P4501A biomarker evidence AU - Daniel Esler AU - Brenda E. Ballachey AU - Lizabeth Bowen AU - A. Keith Miles AU - Rian D. Dickson AU - John D. Henderson PY - 2016 DO - 10.1002/etc.3659 UR - https://pubs.usgs.gov/publication/70193423 ID - 70193423 ER -