1126
The case reported here is of a child given a large dose of intravenous iron sucrose (16 mg/kg) over 3 hours, who subsequently developed features of systemic iron toxicity.
 ( adverse event: developed ,  a child: Subject, child: Subject.Age, systemic iron toxicity: Effect, a large dose of intravenous iron sucrose: Treatment, iron sucrose: Treatment.Drug, 16 mg/kg: Treatment.Dosage, 3 hours: Treatment.Duration) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: adverse event,potential therapeutic event, Arguments type: Treatment.Disorder,Treatment.Time_elapsed,Treatment.Dosage,Subject.Race,Treatment.Drug,Treatment.Route,Subject.Disorder,Treatment.Freq,Treatment,Effect,Subject.Population,Treatment.Duration,Combination.Drug,Subject,Subject.Age,Subject.Gender. 
Text: {0} 
Answer:
 ( adverse event: developed ,  a child: Subject, child: Subject.Age, systemic iron toxicity: Effect, a large dose of intravenous iron sucrose: Treatment, iron sucrose: Treatment.Drug, 16 mg/kg: Treatment.Dosage, 3 hours: Treatment.Duration) 