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k_deshotels k_deshotels
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6 years ago
Autism spectrum disorder may be associated with
 
  a. larger than normal amounts of neurotrophins.
 b. reduced amounts of neurotrophins.
 c. childhood exposure to viruses.
 d. parenting style.
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jose111b9jose111b9
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6 years ago
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k_deshotels Author
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6 years ago
Good timing, thanks!
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Yesterday
This calls for a celebration Person Raising Both Hands in Celebration
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2 hours ago
You make an excellent tutor!
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