Chapman, Larry S <br/><br/>
eHealth portals: who uses them and why?  [electronic resource] 

 -  American journal of health promotion : AJHP   
 - TAHP1-7, iii p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0890-1171 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Health Promotion<br/>Humans<br/>Internet<br/>Occupational Health<br/>Online Systems<br/>Sampling Studies<br/>United States