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The mean plasma levels of EPO observed in AZT treated mice were appropriate for the degree of anaemia observed when compared with phenylhydrazine ( PHZ ) treated mice .
 Chemical: AZT; Disease: anaemia; Chemical: phenylhydrazine; Chemical: PHZ
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:
 Chemical: AZT; Disease: anaemia; Chemical: phenylhydrazine; Chemical: PHZ