877
Severe and clinically evident anemia was easily corrected by subcutaneous injections ( 3 times / week for 1 month ) of recombinant erythropoietin ( rHuEPO - beta ) .
 anemia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 anemia