We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleNew frontiers in the future of aging: from successful aging of the young old to the dilemmas of the fourth age.AuthorsBaltes PB; Smith JPublicationGerontology, 2003, Vol 49, Issue 2, p123ISSN0304-324xPublication typearticleDOI10.1159/000067946