2074
When the patient was treated again with fludarabine nine months later, the DAT became positive with anti-IgG and anti-C3d antiglobulins after the second course of treatment.
 ( adverse event: treated ,  the patient: Subject, the DAT became positive with anti-IgG and anti-C3d antiglobulins: Effect, fludarabine: Treatment, second course of treatment: Treatment, fludarabine: Treatment.Drug, nine months later: Treatment.Time_elapsed) 
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: treated ,  the patient: Subject, the DAT became positive with anti-IgG and anti-C3d antiglobulins: Effect, fludarabine: Treatment, second course of treatment: Treatment, fludarabine: Treatment.Drug, nine months later: Treatment.Time_elapsed) 