3382
There was no correlation between secretor status and clinical status , spirometry measurements , salivary and serum lysozyme levels or rates of respiratory tract colonization with P . aeruginosa and S . aureus .
 salivary and serum lysozyme
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 salivary and serum lysozyme