Baer, P N <br/><br/>
Periodontosis case report: 20-year follow-up with laboratory findings.  [electronic resource] 

 -  Periodontal case reports : a publication of the Northeastern Society of Periodontists  1988 
 - 5-7 p.  digital 
<br/><br/> Publication Type: Case Reports; Journal Article 
<br/><br/><label>ISSN: </label>0277-4216 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent<br/>Adult<br/>Aggressive Periodontitis--prevention & control<br/>Follow-Up Studies<br/>Humans<br/>Periodontal Diseases--prevention & control