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- [8] GROUP A BETA-HEMOLYTIC STREPTOCOCCI RESISTANT TO ERYTHROMYCIN AND LINCOMYCIN NEW ENGLAND JOURNAL OF MEDICINE, 1968, 278 (10): : 538 - &
- [9] RESISTANCE OF VIRIDANS STREPTOCOCCI TO PENICILLIN - REPLY NEW ENGLAND JOURNAL OF MEDICINE, 1979, 300 (25): : 1442 - 1442