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The first successful kidney transplant was performed in 1954 and occurred in Boston. A kidney from an identical twin was transplanted into his dying brother's body and was not rejected because it did not appear foreign to his body.

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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

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Immunoglobulin injections may give short-term protection against, or reduce severity of certain diseases. They help people who have an inherited problem making their own antibodies, or those who are having certain types of cancer treatments.

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The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

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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.

Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur Male individuals of the banded Uromastyx, Uromastyx flavofasciata, are different colours. Most natur
Skeleton Easy to memorise Skeleton Easy to memorise
Monopoly, patented in 1935, was an instant best-seller: Players risk all their assets in an attempt Monopoly, patented in 1935, was an instant best-seller: Players risk all their assets in an attempt
Contact theory indicates that prejudice decreases and relations improve when individuals of ... Contact theory indicates that prejudice decreases and relations improve when individuals of ...
A pedigree for a rare autosomal recessive trait. In these pedigrees, most affected individuals have A pedigree for a rare autosomal recessive trait. In these pedigrees, most affected individuals have
Sources of Variation in Traits Among Individuals of a Species Sources of Variation in Traits Among Individuals of a Species
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