1248
In this study, we report on three individual patients who received BTX-B and who subsequently developed parasympathetic dysfunction of the visual system after injections of BTX-B at remote sites.
 three individual patients: Subject; three: Subject.Population; parasympathetic dysfunction of the visual system: Effect; BTX-B: Treatment; BTX-B: Treatment; BTX-B: Treatment.Drug; BTX-B: 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:
 three individual patients: Subject; three: Subject.Population; parasympathetic dysfunction of the visual system: Effect; BTX-B: Treatment; BTX-B: Treatment; BTX-B: Treatment.Drug; BTX-B: Treatment.Drug