Zemelman, R <br/><br/>
[B-lactam antibiotics: grouping according to their chemical structure and bacteriological properties].  [electronic resource] 

 -  Revista medica de Chile  Oct 1987 
 - 983-91 p.  digital 
<br/><br/> Publication Type: English Abstract; Journal Article; Review 
<br/><br/><label>ISSN: </label>0034-9887 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Anti-Bacterial Agents--pharmacology<br/>Enterobacteriaceae--drug effects<br/>Gram-Positive Bacteria--drug effects<br/>Lactams<br/>Structure-Activity Relationship