TY - BOOK AU - Grassi, Gialdroni Grassi AU - Sabath, L. D. TI - New trends in antibiotics: research and theraphy T2 - Symposia of the giovanni lorenzini foundation V.10 SN - 0444803262 U1 - 615.329 PY - 1981/// CY - Amsterdam PB - Elsevier/North Holland ER -