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Microsorum papuanum

Known as: Microsorum papuanum (Baker) Parris 
National Institutes of Health

Papers overview

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2002
2002
Raw materials and technology fuel U.S. economic growth
In 1900, the average U.S. citizen’s average life span was 47 years. He traveled about 1,900 km (1,200 miles) in a lifetime and… 
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