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or 84-are referred to syphilis, 21.3 per cent, to tuberculosis, and 10 per cent, to pneumonia. There were 22 general paralytics among the 84 cases referred to syphilis, and in 16 of these a definite history of syphilitic infection was obtained; 31 of the 84 suc¬ cumbed to heart disease; 21 to brain and cord diseases; and 3 to chronic nephritis, etc. In most of these cases syphilitic infection could be traced directly. In 69 cases the period between infection and death averaged 20.2 years, thedoi:10.1001/jama.1901.02470060030010 fatcat:ih3zpw24crh3bfji6vlnidc6te