Feature

  1. Rare Reaction in Blood Caused by Penicillin

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  2. In Science Fields

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  3. Excavation, Sea Style

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  4. Books of the Week

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  5. Nature Note

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  6. Current U.S. Patents

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  7. New Ideas and Gadgets

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  8. Doctors Are Reading

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  9. Current U.S. Patents

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  10. New Ideas and Gadgets

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  11. Doctors Are Reading

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  12. Back Matter

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