TY - RPRT TI - Reconnaissance of 17 beta-estradiol, 11-ketotestosterone, vitellogenin, and gonad histopathology in common carp of United States streams; potential for contaminant-induced endocrine disruption AU - Steven L. Goodbred AU - Robert J. Gilliom AU - Timothy S. Gross AU - Nancy P. Denslow AU - Wade B. Bryant AU - Trenton R. Schoeb PY - 1997 DO - 10.3133/ofr96627 UR - https://pubs.usgs.gov/publication/ofr96627 ID - ofr96627 ER -