2881
Fludarabine induced lung toxicity must be considered in all patients who develop unexplained lung disease while receiving fludarabine .
 adverse effect: lung disease, Fludarabine; adverse effect: lung disease, fludarabine; adverse effect: lung toxicity, Fludarabine
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:  lung disease, Fludarabine; lung disease, fludarabine; lung toxicity, Fludarabine 
Answer:
 adverse effect: lung disease, Fludarabine; adverse effect: lung disease, fludarabine; adverse effect: lung toxicity, Fludarabine