title: At-risk mental states: possible clinical and theoretical developments.
authors.forename: Anna
authors.initials: A
authors.lastname: Comparelli
authors.forename: Roberto
authors.initials: R
authors.lastname: Tatarelli
authors.forename: Paolo
authors.initials: P
authors.lastname: Girardi
mesh_terms: D042241:Early Diagnosis; D006801:Humans; D009483:Neuropsychological Tests; D025341:Principal Component Analysis; D011569:Psychiatric Status Rating Scales; D011618:Psychotic Disorders / Q000175:diagnosis* / Q000523:psychology*; D018570:Risk Assessment; D012307:Risk Factors