16597
Medical therapy following percutaneous coronary intervention aims at preventing first , coronary disease progression and its clinical manifestations , and finally , the two main complications of coronary stenting , stent thrombosis and restenosis .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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