3097
Compared with their corresponding single mutant littermates , the p18 ( - / - ) ; Men1 ( + / - ) mice develop tumors at an accelerated rate and with an increased incidence in the pituitary , thyroid , parathyroid , and pancreas .
 tumors, pituitary, thyroid, parathyroid, pancreas
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 tumors, pituitary, thyroid, parathyroid, pancreas