3377
OBJECTIVE : This study describes associations of ozone and fine particulate matter with Parkinson ' s disease observed among farmers in North Carolina and Iowa .
 Chemical: ozone; Chemical: particulate matter; Disease: Parkinson ' s disease
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: ozone; Chemical: particulate matter; Disease: Parkinson ' s disease