| ANTIBIOTIC TETROMYCIN A AND B, AND ITS PRODUCTION |
T.Takeuchi, M.Hamada, H.Naganawa, R.Sawa |
JP Patent; JA-A-Hei8-165286 |
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| ANTIBIOTIC TETROMYCIN C1, C2, C3, C4, AND C5 AND THEIR PRODUCTION |
T.Takeuchi, M.Hamada, H.Naganawa, R.Sawa |
JP Patent; JA-A-Hei10－57089 |
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