10178
Since sildenafil came on the market , it seems that the place of MUSE is reduced because comparative studies give better results for sildenafil than MUSE ( 70 % vs 40 % ) and of course with a better acceptance .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None