2144
Nine patients ( 37 % ) developed acute grade II - IV GVHD , and 11 of 17 evaluable patients ( 64 % ) developed chronic extensive GVHD .
 Disease: GVHD; Disease: GVHD
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:
 Disease: GVHD; Disease: GVHD