8700
RESULTS During an average duration of 10 . 2 years ( 37 , 278 person - years ) , 240 deaths occurred ( 54 deaths from CVD , 101 from cancer , and 85 from other causes ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None