TY - RPRT TI - Use of exposure history to identify patterns of immunity to pneumonia in bighorn sheep (Ovis canadensis) AU - Raina K. Plowright AU - Kezia Manlove AU - E. Frances Cassirer AU - Thomas H. Besser AU - Peter J. Hudson PY - 2013 DO - 10.1371/journal.pone.0061919 UR - https://pubs.usgs.gov/publication/70046335 ID - 70046335 ER -