title: Nocturnal panic--an underrecognized entity.
authors.forename: C M
authors.initials: CM
authors.lastname: Shapiro
authors.forename: E P
authors.initials: EP
authors.lastname: Sloan
mesh_terms: D002245:Carbon Dioxide / Q000097:blood; D002940:Circadian Rhythm / Q000502:physiology; D006339:Heart Rate / Q000502:physiology; D006801:Humans; D016584:Panic Disorder / Q000175:diagnosis* / Q000503:physiopathology; D012890:Sleep / Q000502:physiology*; D012894:Sleep Stages / Q000502:physiology; D012893:Sleep Wake Disorders / Q000175:diagnosis*
chemical_list: D002245:Carbon Dioxide