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Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

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Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

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There used to be a metric calendar, as well as metric clocks. The metric calendar, or "French Republican Calendar" divided the year into 12 months, but each month was divided into three 10-day weeks. Each day had 10 decimal hours. Each hour had 100 decimal minutes. Due to lack of popularity, the metric clocks and calendars were ended in 1795, three years after they had been first marketed.

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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Tubule permeabilities and concentrations of the filtrate in the loop of Henle and collecting duct. Tubule permeabilities and concentrations of the filtrate in the loop of Henle and collecting duct.
Female choice of males based on nuptial gifts. Female choice of males based on nuptial gifts.
Teaching methods based on patients developmental capacity Teaching methods based on patients developmental capacity
Levels of hepatitis A antigens and antibody after infection. Levels of hepatitis A antigens and antibody after infection.
Foundations of evidence-based practice. Foundations of evidence-based practice.
Regulation of translation in erythropoietic cells by heme levels Regulation of translation in erythropoietic cells by heme levels
Video: Coaductile pathway, Timing of contraction signal & Conduction system and ECG

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