Loss of interest, depressed mood and impact on the quality of life: Cross-sectional survey

od Guajardo, Valeri D, Souza, Bruno PF, Henriques, Sérgio G, Lucia, Mara CS, Menezes, Paulo R, Martins, Milton A, Tardivo, Leila SLPC, Gattaz, Wagner F, Fráguas, Renério
Izdano 2011