1922
5-Fluorouracil cardiotoxicity complicating treatment of stage IIB cervical cancer -- case report .
 cardiotoxicity, 5-Fluorouracil
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:
 cardiotoxicity, 5-Fluorouracil