2526
METHOD : This was a cross - sectional study of 85 patients from a lithium clinic who received different dose schedules .
 Chemical: lithium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: lithium 
Answer:
 Chemical: lithium