| References | 
            Vieira J, Messing J. The pUC plasmids, an M13mp7-derived system for insertion mutagenesis and sequencing with synthetic universal primers.  Gene 19: 259-268, 1982. PubMed: 6295879
         
            Norrander J, et al. Construction of improved M13 vectors using oligodeoxynucleotide-directed mutagenesis.  Gene 26: 101-106, 1983. PubMed: 6323249
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