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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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No drugs are available to relieve parathyroid disease. Parathyroid disease is caused by a parathyroid tumor, and it needs to be removed by surgery.

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Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

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In 1844, Charles Goodyear obtained the first patent for a rubber condom.

The Pantanal, Brazil, seen here in flood condition, is a critical jaguar range area. The Pantanal, Brazil, seen here in flood condition, is a critical jaguar range area.
Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a
Clear the inguinal catchment area. Face the side of the table at recipient’s waist. Place your ... Clear the inguinal catchment area. Face the side of the table at recipient’s waist. Place your ...
Role of Productivity in Determining Growth, 1975–2009 Role of Productivity in Determining Growth, 1975–2009
Human Population Growth Human Population Growth
Secondary growth Secondary growth
Video: Blood Flow Through the Kidneys

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