3421
The arginine + GHRH test has been established as an alternative to the insulin tolerance test ( ITT ) for the diagnosis of adult GH deficiency ( AGHD ) .
 Chemical: arginine
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: arginine