2008
Naoko Muramatsu, Ruby Hoyem, Hongjun yin, Richard Campbell
Med Care, 46, 2008
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
2002
Naoko Muramatsu, Richard Campbell
J Health Soc Behav, 43, 2002