Haffajee, A D <br/><br/>
Frequency distributions of periodontal attachment loss. Clinical and microbiological features.  [electronic resource] 

 -  Journal of clinical periodontology  Jul 1986 
 - 625-37 p.  digital 
<br/><br/> Publication Type: Journal Article; 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.1986.tb00856.x  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Bacteria--isolation & purification<br/>Child<br/>Epithelial Attachment--microbiology<br/>Humans<br/>Middle Aged<br/>Periodontal Diseases--classification<br/>Periodontium--pathology<br/>Statistics as Topic