153
Among late - conversion patients , 37 ( 90 . 2 % ) had improvement / resolution ; in 4 ( 9 . 8 % ) , adverse effects persisted .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None