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Suicidal behavior in the United States from 1900 to 1975 is reviewed. The data presented cover demographic variables such as: age, sex, color, and geographic area. While the overall suicide rate continues to increase, the most striking upturn can be seen in both sexes between the ages of 15 to 25 years. The need for a wide range of innovative approaches and increased research is manifest.
Calvin J. Frederick (Sat,) studied this question.