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- [3] MINOCYCLINE AND BETA-HEMOLYTIC STREPTOCOCCI BMJ-BRITISH MEDICAL JOURNAL, 1974, 3 (5931): : 625 - 625
- [4] GROUP DETERMINATION OF BETA HEMOLYTIC STREPTOCOCCI ARCHIV FUR HYGIENE UND BAKTERIOLOGIE, 1971, 154 (06): : 625 - &