Li, Zheng <br/><br/>
[Periodontal health status assessed by community periodontal index and related factors in adult population of Beijing urban community].  [electronic resource] 

 -  Beijing da xue xue bao. Yi xue ban = Journal of Peking University. Health sciences  Feb 2012 
 - 130-4 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1671-167X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adult<br/>Aged<br/>China--epidemiology<br/>Cities<br/>Community Health Services<br/>Dental Calculus--epidemiology<br/>Dental Health Surveys<br/>Female<br/>Gingival Pocket--epidemiology<br/>Humans<br/>Jaw, Edentulous--epidemiology<br/>Male<br/>Middle Aged<br/>Oral Hygiene Index<br/>Periodontal Index<br/>Periodontal Pocket--epidemiology<br/>Prevalence<br/>Risk Factors<br/>Sampling Studies<br/>Surveys and Questionnaires