874
Eighty-two patients with various malignancies who received imipenem/cilastatin 143 times for neutropenic fever between March 1994 and October 1999 in Department of Pediatric Oncology, Gazi University, were identified.
 Eighty-two patients with various malignancies: Subject; Eighty-two: Subject.Population; various malignancies: Subject.Disorder; imipenem/cilastatin 143 times for neutropenic fever: Treatment; imipenem: Treatment.Drug; cilastatin: Treatment.Drug; neutropenic fever: Treatment.Disorder; imipenem: Combination.Drug; cilastatin: Combination.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: potential therapeutic event 
  Option: Treatment.Freq, Subject.Population, Combination.Drug, Subject.Gender, Treatment.Duration, Subject, Effect, Treatment, Treatment.Disorder, Treatment.Time_elapsed, Subject.Disorder, Subject.Race, Treatment.Route, Treatment.Dosage, Subject.Age, Treatment.Drug 
Text: {0} 
Answer:
 Eighty-two patients with various malignancies: Subject; Eighty-two: Subject.Population; various malignancies: Subject.Disorder; imipenem/cilastatin 143 times for neutropenic fever: Treatment; imipenem: Treatment.Drug; cilastatin: Treatment.Drug; neutropenic fever: Treatment.Disorder; imipenem: Combination.Drug; cilastatin: Combination.Drug