TY - RPRT TI - Impact of West Nile virus and other mortality factors on American white pelicans at breeding colonies in the northern plains of North America AU - M.A. Sovada AU - P.J. Pietz AU - K. A. Converse AU - D. Tommy AU - Erik K. Hofmeister AU - P. Scherr AU - Hon S. Ip PY - 2008 DO - 10.1016/j.biocon.2008.01.019 UR - https://pubs.usgs.gov/publication/70033660 ID - 70033660 ER -