@article{Seeman1996,
author = {Seeman, T.E. and Bruce, M.L. and McAvay, G.J.},
title= {Social network characteristics and onset of ADL disability: Mac Arthur Studies of Successful Aging},
year = {1996},
journal = {Journals of Gerontology Series B: Psychological Sciences and Social Sciences},
volume = {51},
number = {4},
pages = {S191--S200},
}