TY - RPRT TI - Effect of freezing and aging on the spores of Myxosoma cerebralis, the causative agent of salmonid whirling disease AU - Glenn L. Hoffman AU - Robert E. Putz PY - 1971 DO - 10.1577/1548-8640(1971)33[95:eofaao]2.0.co;2 UR - https://pubs.usgs.gov/publication/1014323 ID - 1014323 ER -