1569
MEASUREMENTS AND MAIN RESULTS : The two groups were similar on entry into the study , including mean FEV1 measurements ( 0 . 70 L atropine / 0 . 60 L metaproterenol , P greater than . 05 ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
 None