24834
Although much basic research must be conducted to further illuminate the mechanisms responsible for TKI - related adverse events , on - and off - target effects are believed to be at least partly responsible for cardiovascular toxicity , myelosuppression , fluid retention , gastrointestinal toxicity , and dermatologic toxicity .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None