2414
" Real - world " data on the efficacy and safety of lenalidomide and dexamethasone in patients with relapsed / refractory multiple myeloma who were treated according to the standard clinical practice : a study of the Greek Myeloma Study Group .
 Chemical: lenalidomide; Chemical: dexamethasone; Disease: multiple myeloma; Disease: Myeloma
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: lenalidomide; Chemical: dexamethasone; Disease: multiple myeloma; Disease: Myeloma