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METHOD : Twenty - three patients suffering from severe Parkinson ' s disease ( Stages III - V on Hoehn and Yahr scale ) and , particularly bradykinesia , rigidity , and levodopa - induced dyskinesias underwent bilateral implantation of electrodes in the STN .
 Disease: Parkinson ' s disease; Disease: bradykinesia; Disease: rigidity; Chemical: levodopa; Disease: dyskinesias
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: Parkinson ' s disease; Disease: bradykinesia; Disease: rigidity; Chemical: levodopa; Disease: dyskinesias