Recent Advances in Biological Psychiatry - Volume IV: The Proceedings of the Sixteenth Annual Convention and Scientific Program of the Society of Biological Psychiatry, Atlantic City, N. J., June 9–11, 1961

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.