title: When being upset is not a mental health problem.
authors.affiliation: Institute of Psychiatry, Department of Psychological Medicine, King's College London, United Kingdom. S.Wessely@iop.kcl.ac.uk
authors.forename: Simon
authors.initials: S
authors.lastname: Wessely
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D001523:Mental Disorders / Q000175:diagnosis; D013313:Stress Disorders, Post-Traumatic / Q000175:diagnosis / Q000209:etiology; D013315:Stress, Psychological / Q000175:diagnosis / Q000523:psychology*; D023481:Terrorism / Q000523:psychology*