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The aim of this study was to characterize the oropharyngeal dynamics in PD patients with and without levodopa - induced dyskinesia .
 Disease: PD; Chemical: levodopa; Disease: dyskinesia
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:
 Disease: PD; Chemical: levodopa; Disease: dyskinesia