TY - RPRT TI - Hematology of southern Beaufort Sea polar bears (2005-2007): Biomarker for an arctic ecosystem health sentinel AU - Cassandra M. Kirk AU - Steven C. Amstrup AU - Rhonda Swor AU - Darce Holcomb AU - T. M. O'Hara PY - 2010 DO - 10.1007/s10393-010-0322-1 UR - https://pubs.usgs.gov/publication/70037030 ID - 70037030 ER -