7503
Several cases of lithium - induced Creutzfeldt - Jakob syndrome have been reported to date ; all of them were elderly patients and a half had " therapeutic " lithium serum levels .
 adverse effect: Creutzfeldt - Jakob syndrome, lithium; adverse effect: Creutzfeldt - Jakob syndrome, lithium
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 adverse effect: Creutzfeldt - Jakob syndrome, lithium; adverse effect: Creutzfeldt - Jakob syndrome, lithium