334
The printed scaffolds were able to restore critical mandibular segmental defects to levels similar to native bone after a 8 week period implant in an adult rabbit mandibular defect model .
 engineering feature: scaffolds; biomedical: mandibular segmental defects; biomedical: bone; application: implant; concept or principle: adult rabbit mandibular defect model
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:
 engineering feature: scaffolds; biomedical: mandibular segmental defects; biomedical: bone; application: implant; concept or principle: adult rabbit mandibular defect model