27978
Reference / s are provided for each published value with linking to available freely accessible on - line sources of data ( e . g . full texts , EuroFIR Document Repository , on - line national FCDBs ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None