Age and functional health status / 
Eugene Nelson [and others] 
 - 44 pages ;  28 cm. 
 - The Rand paper series;  P-7570 .
 - The Rand paper series;  P-7570 .
<br/><br/>Includes bibliographical references: pages 40-44 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aging--Physiological aspects.<br/>Age factors in disease.