title: Response differences of spontaneous panic and fear.
authors.forename: Donald F
authors.initials: DF
authors.lastname: Klein
mesh_terms: D001237:Asphyxia / Q000139:chemically induced / Q000175:diagnosis / Q000523:psychology; D002245:Carbon Dioxide / Q000494:pharmacology; D003213:Conditioning, Psychological / Q000502:physiology; D005239:Fear / Q000502:physiology / Q000523:psychology*; D006801:Humans; D006985:Hyperventilation / Q000139:chemically induced / Q000175:diagnosis / Q000523:psychology; D016584:Panic Disorder / Q000139:chemically induced / Q000175:diagnosis* / Q000523:psychology; D012119:Respiration / Q000187:drug effects
chemical_list: D002245:Carbon Dioxide