11172
A review of the literature revealed two other cases of hepatic angiosarcoma in patients after long - term cyclophosphamide treatment .
 hepatic angiosarcoma, cyclophosphamide
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:
 hepatic angiosarcoma, cyclophosphamide