362
Antitumor efficacy of MC versus AC was comparable : objective response rates , 43 % versus 43 % ; median time to progression , 5 . 1 % versus 5 . 5 months ; median time to treatment failure , 4 . 6 versus 4 . 4 months ; and median survival , 19 versus 16 months .
 None
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:
 None