2
We measured electromyograms ( EMG ) of the alae nasi to determine the relationship between their activity and timing to contraction of the rib cage muscles and diaphragm during obstructive apnea in nine patients .
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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