1367
Plate luting , a technique that uses polymethylmethacrylate ( PMMA ) interposed between the plate and the bone , as well as between the screw heads and the plate , to improve the stability of internal fixation was tested in vitro using 20 paired equine third metacarpal bones with mid - diaphyseal osteotomies plated with six - hole broad ASIF compression plates .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None