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In this study , cancer patients who have solid and hematological malignancies with chronic HBV infection received the antiviral agent lamivudine prior and during CT compared with historical control group who did not receive lamivudine .
 Disease: cancer; Disease: hematological malignancies; Disease: HBV infection; Chemical: lamivudine; Chemical: lamivudine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: cancer, hematological malignancies, HBV infection, lamivudine, lamivudine 
Answer:
 Disease: cancer; Disease: hematological malignancies; Disease: HBV infection; Chemical: lamivudine; Chemical: lamivudine