@article{articleab42bf91, title = {Loss of interest, depressed mood and impact on the quality of life: cross-sectional survey}, author = {Guajardo, Valeri Delgado and Souza, Bruno P. F. and Henrique, Sergio G and Lucia, Mara C S and Menezes, Paulo R and Martins, Milton A and Tardivo, Leila Salomao de la Plata Cury and Gattaz, Wagner F and Fráguas, Renério}, year = {2011}, doi = {10.1186/1471-2458-11-826}, journal = {BMC Public Health} }