1799
RESULTS : The percentage of patients being bone metastases free at 12 mo was 60 % in the zoledronic acid and 10 % in the control group ( p less than 0 . 0005 ) , while the percentages at 18 mo were 20 % and 5 % respectively ( p = 0 . 0002 ) .
 Anatomy: bone metastases
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: bone metastases