TY - RPRT TI - Assessment of microscopic pathology in fishes collected at sites impacted by wood tar in Pennsylvania AU - Heather L. Walsh AU - Vicki S. Blazer AU - Patricia M. Mazik AU - Adam J. Sperry AU - Diana Pavlick PY - 2020 DO - 10.3133/ofr20201024 UR - https://pubs.usgs.gov/publication/ofr20201024 ID - ofr20201024 ER -