876
RESULTS : During the time frame of the study , 330 women were found to have had VTE while on COCs .
 Disease: VTE; Chemical: COCs
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:
 Disease: VTE; Chemical: COCs