TY - RPRT TI - Rapidly expanding range of highly pathogenic avian influenza viruses AU - Jeffrey S. Hall AU - Robert J. Dusek AU - Erica Spackman PY - 2015 DO - 10.3201/eid2107.150403 UR - https://pubs.usgs.gov/publication/70146893 ID - 70146893 ER -