Anhedonia predicts poorer recovery among youth with selective serotonin reuptake inhibitor treatmentresistant depression

Dana L. McMakin, Thomas M. Olino, Giovanna Porta, Laura J. Dietz, Graham Emslie, Gregory Clarke, Karen Dineen Wagner, Joan R. Asarnow, Neal D. Ryan, Boris Birmaher, Wael Shamseddeen, Taryn Mayes, Betsy Kennard, Anthony Spirito, Martin Keller, Frances L. Lynch, John F. Dickerson, David A. Brent