Recent Advances in Biological Psychiatry

The Proceedings of the Twenty-First Annual Convention and Scientific Program of the Society of Biological Psychiatry, Washington, D. C., June 10–12, 1966
Qualitative evaluations of buccal smear specimens have indicated an unusually high incidence of triple-X females in a hospitalized schizo­ phrenic population. Studies of a population of confined juvenile offenders, on the other hand, have indicated an unusually high incidence of one-X females.

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