title: How repeated and unpredictable experiences turn into fear-memories.
authors: School of Health Sciences, Life and Health Sciences Research Institute, University of Minho, Campus de Gualtar Braga, Portugal ; ICVS/3B's - PT Government Associate Laboratory Braga, Portugal.
authors: J M
authors: JM
authors: Pêgo
authors: N
authors: N
authors: Sousa