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jan 1, 1988 - DSM-4 work begins
Description:
The DSM-4 was published by the American Psychological Association after 6 years of work involving over 1,000 contributors.
Added to timeline:
Autism and Aspergers Timeline
By
Lila8965
7 months ago
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0
147
Date:
jan 1, 1988
Now
~ 37 years ago
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