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51 patients with medically refractory Parkinson ' s disease underwent stereotactic posteromedial pallidotomy between August 1993 and February 1997 for treatment of bradykinesia , rigidity , and L - DOPA - induced dyskinesias .
 Disease: Parkinson ' s disease; Disease: bradykinesia; Disease: rigidity; Chemical: L - DOPA; 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: L - DOPA; Disease: dyskinesias