Letter from America.
Novelli
William D
WD
AARP, Washington, DC 20049, USA. wnovelli@aarp.org
D000368:Aged; D006299:Health Services for the Aged / Q000458:organization & administration / Q000592:standards*; D006801:Humans; D008875:Middle Aged; D010344:Patient Advocacy; D012657:Self-Help Groups; D014481:United States