9924
We report a case in which hemorrhage occurred in an asymptomatic falx meningioma known beforehand , after the internal use of low - dose aspirin for 16 months .
 adverse effect: hemorrhage, aspirin
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:  hemorrhage, aspirin 
Answer:
 adverse effect: hemorrhage, aspirin