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In this case report, we present clinical and laboratory findings of a case with chronic hepatitis B that developed acute dystonia soon after the first dose of pegylated interferon alpha.
 a case with chronic hepatitis B: Subject; a: Subject.Population; acute dystonia: Effect; the first dose of pegylated interferon alpha.: Treatment; chronic hepatitis B: Treatment.Disorder; first dose: Treatment.Dosage; pegylated interferon alpha: Treatment.Drug
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: adverse event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Subject.Disorder, Treatment.Route, Subject.Race, Treatment.Time_elapsed, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 a case with chronic hepatitis B: Subject; a: Subject.Population; acute dystonia: Effect; the first dose of pegylated interferon alpha.: Treatment; chronic hepatitis B: Treatment.Disorder; first dose: Treatment.Dosage; pegylated interferon alpha: Treatment.Drug