4104
Predictive markers for anti - VEGF agents have not yet been identified and questions regarding the usefulness of bevacizumab in the adjuvant setting as well as its continued use beyond progression remain unanswered , in spite of negative data on bevacizumab in treating patients with adjuvant colon cancer .
 colon cancer
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 colon cancer