20942
METHODS : This study analyzed nearly two million patients aged 65 - 94 years recorded in the Drug Administrative Database of the Lombardy Region ( Northern Italy ) from 2000 to 2010 .
 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