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. 1997 Jan 21;94(2):587–592. doi: 10.1073/pnas.94.2.587

Figure 2.

Figure 2

Distribution of P50 ratios in the nine pedigrees. Values ≤0.40 were coded unaffected and values ≥0.50 were coded affected, based on previous studies of unrelated normals and schizophrenics (42).