1454
OBJECTIVES : To study the urinary symptoms and quality of life changes in Thai women with overactive bladder ( OAB ) after tolterodine treatment .
 Disease: overactive bladder; Disease: OAB; Chemical: tolterodine
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: overactive bladder, OAB, tolterodine 
Answer:
 Disease: overactive bladder; Disease: OAB; Chemical: tolterodine