“Tabon Man is the oldest confirmed modern human to have been found in the Philippines. His bones, evidence of existence of Homo sapiens between 37,000 and 47,000 years ago, were discovered in Tabon ...

Ongoing imprecision in defining the autism spectrum will only impede progress in discovering the causes of the condition.

ABNORMALITIES of somatic-cell chromosomes have been associated with some cases of leukemia, with Down's syndrome (mongolism) and with certain other congenital defects (reviewed by Ford 1).

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