2033
Driven by the wide application in the medical domain , scaffolds and implants usually require similar internal surface topologies to the natural structures they are mimicing .
 application: medical; concept or principle: domain; engineering feature: scaffolds; application: implants; engineering feature: surface topologies
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:
 application: medical; concept or principle: domain; engineering feature: scaffolds; application: implants; engineering feature: surface topologies