TY - RPRT TI - Perspectives on the diagnosis, epizootiology, and control of the 1973 duck plague epizootic in wild waterfowl at Lake Andes, South Dakota AU - Gary L. Pearson AU - Delmar R. Cassidy DO - 10.7589/0090-3558-33.4.681 UR - https://pubs.usgs.gov/publication/70208984 ID - 70208984 ER -