TY - GEN AU - Graf,M A TI - 50 and up SN - 1097-0819 PY - 1999///1117 KW - Adolescent KW - Adult KW - Aged KW - Cohort Studies KW - Community Participation KW - Decision Making KW - Female KW - Humans KW - Marketing of Health Services KW - Middle Aged KW - Population Dynamics KW - Retirement KW - Women's Health Services KW - statistics & numerical data N1 - Publication Type: Journal Article ER -