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Bay (left) and chestnut (sometimes called "sorrel") are two of the most common coat colors
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
Pap smear. Cells of the cervix (shown in the center) change in appearance as they progress through
Charles Darwin may be dead and gone but a recent write-in campaign has pitted him against Republican
Diphtheria. The bacteria that cause this disease, called Corynebacterium diphtheriae, proliferate in
In Charles Russell’s Trail of the Iron Horse (1910) steel rails stretch nearly to the sun while wisp