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- [3] SEQUENCE STUDIES ON PRECURSOR 16S RIBOSOMAL RNA OF ESCHERICHIA-COLI NATURE-NEW BIOLOGY, 1971, 232 (28): : 50 - +
- [10] ADDITIONAL NUCLEOTIDE SEQUENCES IN PRECURSOR 16S RIBOSOMAL RNA FROM ESCHERICHIA-COLI NATURE-NEW BIOLOGY, 1971, 232 (28): : 54 - +