3909
Before angiography , intradermal or intravenous indocyanine green testing , or both was performed at 13 of 15 institutions .
 Chemical: indocyanine green
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: indocyanine green 
Answer:
 Chemical: indocyanine green