There is no author summary for this article yet. Authors can add summaries to their articles on ScienceOpen to make them more accessible to a non-specialist audience.
Abstract
Estimates of the prevalence of autism and pervasive developmental disorders (PDD)
are discordant and are moving towards an apparent increase in rates.
[1
]
Service universitaire de psychiatrie de l'enfant et de l'adolescent, CHRU Bretonneau,
2 bis, boulevard Tonnellé, 37044 Tours cedex 09, France. p.lenoir@chu-tours.fr