10382
Of these patients , 46 , 164 were placed on a waiting list for transplantation , 23 , 275 of whom received a first cadaveric transplant between 1991 and 1997 .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None