TY - RPRT TI - Organic contamination in tree swallow ( Tachycineta bicolor ) nestlings at United States and binational great Lakes Areas of Concern AU - Thomas W. Custer AU - Christine M. Custer AU - Paul M. Dummer AU - Diana R. Goldberg AU - J. Christian Franson AU - Richard A. Erickson PY - 2016 DO - 10.1002/etc.3598 UR - https://pubs.usgs.gov/publication/70179084 ID - 70179084 ER -