2007
Naoko Muramatsu, Hongjun yin, Richard Campbell, Ruby Hoyem, Martha Jacob, Christopher Ross
J Gerontol B Psychol Sci Soc Sci, 62B, 2007
2004
Naoko Muramatsu, Richard Campbell, Ruby Hoyem, Martha Jacob, Chris Ross, Hongjun yin
University of Illinois-Chicago, 2004