987
Individuals diagnosed with ASD ( high - functioning autism or Asperger ' s disorder ) ( n = 36 [ 28 male ] ; mean age : 26 . 00 years ) and a group of healthy individuals ( n = 34 [ 23 male ] ; mean age : 26 . 21 years ) ( matched for age , gender , and cognitive function ) were administered motor cortical TMS paradigms putatively measuring activity at GABAA and GABAB receptors ( i . e . , short and long interval paired pulse TMS , cortical silent period ) .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None