3599
We report a case of severe anemia , which responded well to steroid therapy , in a patient receiving IL-2 plus IFN - alpha for metastatic renal cell carcinoma .
 adverse effect: severe anemia, IFN - alpha; adverse effect: severe anemia, IL-2
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: severe anemia, IFN - alpha; adverse effect: severe anemia, IL-2