1965
Experiments were performed in which brain - stem auditory - evoked responses ( BAERs ) were elicited by two types of pseudorandom pulse trains : maximum length sequences ( MLS ) and Legendre sequences ( LGS ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: GENE 
Text: {0} 
Answer:
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