title: Further discussion of article on prodromal symptoms in panic disorder.
authors.forename: D F
authors.initials: DF
authors.lastname: Klein
mesh_terms: D000379:Agoraphobia / Q000175:diagnosis / Q000523:psychology; D001008:Anxiety Disorders / Q000175:diagnosis* / Q000523:psychology; D001010:Anxiety, Separation / Q000150:complications / Q000523:psychology; D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D006998:Hypochondriasis / Q000175:diagnosis; D010200:Panic; D011569:Psychiatric Status Rating Scales; D012107:Research Design / Q000592:standards