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Since most of Wilson ' s disease penicillamine - treated patients do not seem to develop this skin lesion , it could be conceivable that a specific genetic factor is involved in drug response .
 Disease: Wilson ' s disease; Chemical: penicillamine; Disease: skin lesion
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: Wilson ' s disease; Chemical: penicillamine; Disease: skin lesion