@article{Guerra2009,
author = {Guerra, M. and Ferri, C.P. and Sosa, A.L. and Salas, A. and Gaona, C. and Gonzales, V. and de la Torre, G. and Prince, M.},
title= {Late-life depression in Peru, Mexico and Venezuela: The 10/66 population-based study},
year = {2009},
doi = {10.1192/bjp.bp.109.064055},
volume = {195},
number = {6},
pages = {510--515},
}