483
2.2 Mechanical properties of bone Mechanical properties of bone vary significantly with age , anatomical site and bone quality .
 concept or principle: Mechanical properties; biomedical: bone; concept or principle: properties; biomedical: bone; biomedical: bone
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
Answer:
 concept or principle: Mechanical properties; biomedical: bone; concept or principle: properties; biomedical: bone; biomedical: bone