@misc{indiciae00d9ed33eb03,
  title = {Changes in polychlorinated biphenyl (PCB) exposure in tree swallows ( Tachycineta bicolor ) nesting along the Sheboygan River, WI, USA},
  author = {Christine M. Custer and Thomas W. Custer and Sean M. Strom and Kathleen A. Patnode and J. Christian Franson},
  year = {2014},
  doi = {10.1007/s10646-014-1286-7},
  url = {https://pubs.usgs.gov/publication/70133047},
  note = {Source identifier: 70133047}
}