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Appendix B

The content in this publication was current at the time it was published, but it is not being updated. The publication is provided for historical purposes only.​

Figure 6. Relationship of Mean WAIS-R IQ, Blood Phenylalanine Control and the Occurrence of 2 Severe Phenylalanine Hydroxylase Mutations on Chromosome #12 in 67 Persons

graph of wais-r mean iq; % of severe mutation on both alieles lower than iq mean in each age mg% group  

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