Chronic Conditions: Results of the Medicare Health Outcomes Survey, 1998-2000

por Ellis, Beth Hartman, Shannon, Erin Dowd, Cox, Jacquilyn Kay, Aiken, Leona, Fowler, Brenda M.
Publicado 2004

Utilization of the propensity score method: an exploratory comparison of proxy-completed to self-completed responses in the Medicare Health Outcomes Survey

por Ellis, Beth Hartman, Bannister, Wade M, Cox, Jacquilyn Kay, Fowler, Brenda M, Shannon, Erin Dowd, Drachman, David, Adams, Randall W, Giordano, Laura A
Publicado 2003