Greenfield, Emily A <br/><br/>
Formal volunteering as a protective factor for older adults' psychological well-being.  [electronic resource] 

 -  The journals of gerontology. Series B, Psychological sciences and social sciences  Sep 2004 
 - S258-64 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S. 
<br/><br/><label>ISSN: </label>1079-5014 
<br/><br/><label>Standard No.: </label>10.1093/geronb/59.5.s258  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aged<br/>Aging--psychology<br/>Female<br/>Health Surveys<br/>Humans<br/>Identity Crisis<br/>Interpersonal Relations<br/>Male<br/>Mental Health<br/>Multivariate Analysis<br/>Risk Factors<br/>Self Concept<br/>Volunteers--psychology