TY - RPRT TI - Trends of chlorinated organic contaminants in Great Lakes trout and walleye from 1970-1998 AU - J.P. Hickey AU - S.A. Batterman AU - S.M. Chernyak PY - 2006 UR - https://pubs.usgs.gov/publication/1001051 ID - 1001051 ER -