Jin, Hong-lai <br/><br/>
[A study on the state of periodontal health of 400 professional adults by random sampling in Shanghai].  [electronic resource] 

 -  Shanghai kou qiang yi xue = Shanghai journal of stomatology  Dec 2006 
 - 585-90 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1006-7248 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>China--epidemiology<br/>Female<br/>Gingivitis<br/>Humans<br/>Male<br/>Middle Aged<br/>Oral Hygiene--education<br/>Periodontal Attachment Loss<br/>Periodontal Diseases--epidemiology<br/>Periodontitis--epidemiology<br/>Risk Factors<br/>Sampling Studies<br/>Socioeconomic Factors<br/>Surveys and Questionnaires<br/>Urban Population