25274
Structural bone parameters were determined from in vivo micro - computed tomography ( micro - CT ) scans performed at week 0 , 4 , 6 , 8 , 10 , 12 , and 14 .
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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