@misc{misc09dc9357,
title   = {Cluster analysis of depressive symptoms in bipolar type I patients},
author = {Macedo-Soares, M. B. and Almeida, K. M. and Dias, R. S. and Tamada, R. and Amaral, J. A. and Issler, C. K. and Lafer, B.},
year = {2007},
journal   = {Bipolar Disorders}
}