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The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

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HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

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The largest baby ever born weighed more than 23 pounds but died just 11 hours after his birth in 1879. The largest surviving baby was born in October 2009 in Sumatra, Indonesia, and weighed an astounding 19.2 pounds at birth.

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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

The major veins of the body. The major veins of the body.
Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th Cerebral angiography. The four angiograms each reveal the distribution of blood vessels supplying th
Capillaries act as bridges between the arteries and veins. Valves in the veins prevent backflow as ... Capillaries act as bridges between the arteries and veins. Valves in the veins prevent backflow as ...
(C) Locations of the major veins. (C) Locations of the major veins.
How skeletal muscle activity encourages blood flow through veins How skeletal muscle activity encourages blood flow through veins
Video: Olfaction. or the sense of smell

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