| http://www.w3.org/ns/prov#value | - The leg elevator 11 is designed such that when a person is in a sitting or reclining position and the base 12 is on the floor, mattress or other flat surface, the upper leg adjustment mechanism 22 is closer to the person's body than the height adjustment mechanism 16, the upper leg or thigh portion of the person rests on the upper leg platform 28, and the lower leg or calf portion of the person re
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