7372
Presentation of three palliative care patients who were given ketamine as an analgesic and subsequently developed significant and debilitating urological symptoms .
 adverse effect: urological symptoms, ketamine
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:  urological symptoms, ketamine 
Answer:
 adverse effect: urological symptoms, ketamine