2018
Between July 2001 and April 2004 , 24 patients with relapsed / refractory indolent lymphomas received thalidomide 200 mg daily with escalation by 100 mg daily every 1 - 2 weeks as tolerated , up to a maximum of 800 mg daily .
 Disease: lymphomas; Chemical: thalidomide
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: lymphomas, thalidomide 
Answer:
 Disease: lymphomas; Chemical: thalidomide