@article{Wu2003,
author = {Wu, Z. and Penning, M.J. and Pollard, M.S. and Hart, R.},
title= {“In Sickness and in Health”: Does Cohabitation Count?},
year = {2003},
doi = {10.1177/0192513x03254519},
journal = {Journal of Family Issues},
volume = {24},
number = {6},
pages = {811--838},
}