8053
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 .
 severe anemia, IFN - alpha; severe anemia, IL-2
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 severe anemia, IFN - alpha; severe anemia, IL-2