Anxiety, fear extinction, and threat-related amygdala reactivity in children exposed to urban trauma oleh John M. France BS, Mariam Reda BS, Hilary A. Marusak PhD, Manessa Riser BS, Charis N. Wiltshire BS, William M. Davie BS, Lana Ruvolo Grasser PhD, Cassandra P. Wanna BS, Anaïs F. Stenson PhD, Timothy D. Ely BS, Seth D. Norrholm PhD, Jennifer S. Stevens PhD, Tanja Jovanovic PhD