4416
In Group V , the salvaged tissue was primarily subepicardial with virtually no lateral zone of salvaged tissue ( ratio of salvaged subepicardium to salvaged subendocardium 14 . 8 + / - 1 . 9 to 1 ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None