- Thisraisesthepossibilitythat,asyet,unmeasuredpsychologicalfactorsneedtobeconsidered.Anotherexplanationcouldbethattheremaybeunmeasuredcorrelatesofprecipitation,whichthemselvesdifferacrosscounties,thatmayinfluencetheoccurrenceofautism.Taekwondoisamarti...
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