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Marcos JF, Flores R. The 5' end generated in the in vitro self-cleavage reaction of avocado sunblotch viroid RNAs is present in naturally occurring linear viroid molecules. J. Gen. Virol. 74: 907-910, 1993. PubMed: 8492097

Marcos JF, Flores R. Characterization of RNAs specific to avocado sunblotch viroid synthesized in vitro by a cell-free system from infected avocado leaves. Virology 186: 481-488, 1992. PubMed: 1733098