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Sivonen, K., W W. Carmichael, M. Namikoshi, K L. Rinehart, A M. Dahlem, và S I. Niemelä. Isolation and Characterization of Hepatotoxic Microcystin Homologs From the Filamentous Freshwater Cyanobacterium Nostoc Sp. Strain 152. 1990.

Sivonen, K., et al. Isolation and Characterization of Hepatotoxic Microcystin Homologs From the Filamentous Freshwater Cyanobacterium Nostoc Sp. Strain 152. 1990.