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Children with persistent sterile leukocyturia more frequently had an increase in serum creatinine levels of > 50 % above normal .
 Disease: leukocyturia; Chemical: creatinine
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: leukocyturia; Chemical: creatinine