690
For O3 , the correlation between personal exposures and ambient levels was weakest in the winter for residential microenvironments ( rs = 0 . 05 , p > 0 . 05 ) , and was strongest in the summer for outdoor near - roadway microenvironments ( rs = 0 . 91 , p < 0 . 05 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None