1437
Review of all reported cases of the use of ATRA in pregnancy revealed no serious adverse outcomes or congenital anomalies although only very few cases had exposure in the first trimester.
 in pregnancy: Subject; pregnancy: Subject.Disorder; adverse outcomes or congenital anomalies: Effect; ATRA: Treatment; ATRA: 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:
 in pregnancy: Subject; pregnancy: Subject.Disorder; adverse outcomes or congenital anomalies: Effect; ATRA: Treatment; ATRA: Treatment.Drug