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The horizontal fraction bar was introduced by the Arabs.

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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.

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Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.

Lateral view of the interior eyeball. Lateral view of the interior eyeball.
Thorax Posterior view of human body Thorax Posterior view of human body
Lateral View of the human brain in cross section Lateral View of the human brain in cross section
Ventral View of the Spinal Column Ventral View of the Spinal Column
The puppet, created for the Tbilisi Marionette Theatre, is controlled by forces hidden from public ... The puppet, created for the Tbilisi Marionette Theatre, is controlled by forces hidden from public ...
Research Design in Clinical Psychology Research Design in Clinical Psychology
Video: Optic Nerve and Optic Disk Animation (Part 2 of 2)

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