3130
Serum concentrations of 25 ( OH ) D were measured and the presence of vertebral fracture was assessed using lateral plain radiographs of the thoracolumbar spine .
 Chemical: 25 ( OH ) D
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: 25 ( OH ) D