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Meijer, M., E. Beck, F G. Hansen, H E. Bergmans, W. Messer, K. von Meyenburg, and H. Schaller. Nucleotide Sequence of the Origin of Replication of the Escherichia Coli K-12 Chromosome. 1979.

Meijer, M., et al. Nucleotide Sequence of the Origin of Replication of the Escherichia Coli K-12 Chromosome. 1979.