4031
Leukopenia was dose limiting : as many as 62 . 5 % of patients experienced grade 4 leukopenia .
 Disease: Leukopenia; Disease: leukopenia
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: Leukopenia; Disease: leukopenia