Colombo, A P <br/><br/>
Clinical and microbiological features of refractory periodontitis subjects.  [electronic resource] 

 -  Journal of clinical periodontology  Feb 1998 
 - 169-80 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>0303-6979 
<br/><br/><label>Standard No.: </label>10.1111/j.1600-051x.1998.tb02424.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Anti-Bacterial Agents--therapeutic use<br/>Bacteria--classification<br/>Bacterial Typing Techniques<br/>DNA, Bacterial--analysis<br/>Dental Scaling<br/>Gram-Positive Bacteria--classification<br/>Humans<br/>Middle Aged<br/>Periodontal Index<br/>Periodontitis--microbiology<br/>RNA, Ribosomal, 16S--analysis<br/>Subgingival Curettage<br/>Tetracycline--therapeutic use<br/>Treatment Failure