TY - RPRT TI - Controlled field and laboratory studies on VHS and Ichtyophonus in Pacific herring: Section II in Investigations of disease factors affecting declines of Pacific herring populations in Prince William Sound AU - Richard M. Kocan AU - Paul K. Hershberger AU - James R. Winton PY - 1999 UR - https://pubs.usgs.gov/publication/70164794 ID - 70164794 ER -