871
Absolute and attributable risk of venous thromboembolism in women on combined cyproterone acetate and ethinylestradiol .
 Disease: venous thromboembolism; Chemical: cyproterone acetate; Chemical: ethinylestradiol
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: venous thromboembolism; Chemical: cyproterone acetate; Chemical: ethinylestradiol