4386
METHODS : We retrospectively analyzed the data of 20 patients who underwent both gated fluorine 18 deoxyglucose ( FDG ) - PET and equilibrium radionuclide angiography ( ERNA ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
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