@article{Yan2011,
author = {Yan, X.-Y. and Huang, S.-M. and Huang, C.-Q. and Wu, W.-H. and Qin, Y.},
title= {Marital Status and Risk for Late Life Depression: A Meta-Analysis of the Published Literature},
year = {2011},
doi = {10.1177/147323001103900402},
journal = {Journal of International Medical Research},
volume = {39},
number = {4},
pages = {1142--1154},
}