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A dwarf is defined as a person being of less height than 147cm (4 feet, 10 inches).
The most common causes to dwarfism are Achondroplasia and Growth Hormone Deficiency (GHD) which account for about 70% of all cases of dwarfism. The prevalense of adults with Achondroplasia is approximately 1 in 25.000. The prevalense of adults with GHD is approximately 1 in 100.000.
Source: Wikipedia

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15y ago

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