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- [6] SYNTHESIS AND BIOLOGICAL-ACTIVITY OF SEMI-SYNTHETIC SILICON-CONTAINING PENICILLINS AND CEPHALOSPORINS KHIMIKO-FARMATSEVTICHESKII ZHURNAL, 1980, 14 (10): : 48 - 52
- [8] ADVANCES IN PREPARATION OF SEMI-SYNTHETIC CEPHALOSPORINS ANTIBIOTIKI, 1979, 24 (05): : 376 - 393
- [9] EFFECT OF SEMI-SYNTHETIC PENICILLINS ON PROSTAGLANDIN METABOLISM BLUT, 1981, 42 (02): : 103 - 103
- [10] SEMI-SYNTHETIC PENICILLINS .23. SULPHONYLOFORMAMIDINOPENICILLINS ACTA POLONIAE PHARMACEUTICA, 1982, 39 (1-3): : 121 - 126