504
RESULTS : RIHA , defined as a reduction in hemoglobin to less than 100 g / L , occurs in approximately 7 % to 9 % of patients treated with combination therapy .
 Disease: RIHA
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: RIHA