TY - RPRT TI - Diagnosis of duck plague in waterfowl by polymerase chain reaction AU - W. R. Hansen AU - S.W. Nashold AU - D. E. Docherty AU - S.E. Brown AU - D.L. Knudson PY - 2000 DO - 10.2307/1592539 UR - https://pubs.usgs.gov/publication/70022849 ID - 70022849 ER -