2003
Vicki Freedman, Hakan Aykan, Morton Kleban
J Aging Health, 15, 2003
2001
Powell Lawton, Miriam Moss, Christine Hoffman, Morton Kleban, Katy Ruckdeschel, Laraine Winter
J Aging Health, 13, 2001
1995
Allen Glicksman, Powell Lawton, Morton Kleban, Winnifred Brown-Glaude
1995