@article{Ferraro1997,
author = {Ferraro, K.F. and Farmer, M.M. and Wybraniec, J.A.},
title= {Health trajectories: Long-term dynamics among black and white adults},
year = {1997},
doi = {10.2307/2955360},
journal = {Journal of Health and Social Behavior},
volume = {38},
number = {1},
pages = {38--54},
}