na INLIS000000000022969 20220924024248 0010-1218004807 220924 g 0 eng Antibiotics of the Beta-Lactam group (Antimicrobial chemotherapy research studies series) / David Greenwood GREENWOOD, DAVID Chichester : Research Studies Press, 1982 ix, 84 p. : ill. ; 23 cm. 0 471 10473 6 615.7 GRE a ills.Incl. Index 615.7 ANTIBIOTICS BETA-LACTAMASES ills.Incl. Index 4677/84