@article{Choi2015,
author = {Choi, H. and Schoeni, R.F. and Langa, K.M. and Heisler, M.M.},
title= {Older adults’ residential proximity to their children: Changes after cardiovascular events},
year = {2015},
doi = {10.1093/geronb/gbu076},
volume = {70},
number = {6},
pages = {995--1004},
}