11500
We report a patient with inoperable pancreatic cancer who developed gastrointestinal bleeding secondary to radiation - recall related to gemcitabine and review literature .
 gastrointestinal bleeding, gemcitabine; radiation - recall, gemcitabine
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:
 gastrointestinal bleeding, gemcitabine; radiation - recall, gemcitabine