4843
CONCLUSIONS : This is the second case report that describes gemcitabine - induced radiation recall in rectus abdominus muscles after gemcitabine - based radiation therapy .
 adverse effect: radiation recall, gemcitabine
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  radiation recall, gemcitabine 
Answer:
 adverse effect: radiation recall, gemcitabine