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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

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In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

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Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.

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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.

Blood typing and cross-reactions. The blood type depends on the presence of surface antigens ... Blood typing and cross-reactions. The blood type depends on the presence of surface antigens ...
Different patterns of a@ and b@hemolysis on a blood agar plate: (a) a@hemolysis: viridian ... Different patterns of a@ and b@hemolysis on a blood agar plate: (a) a@hemolysis: viridian ...
Schematic drawing of initial/terminal (I/T) lymph vessel. Schematic drawing of initial/terminal (I/T) lymph vessel.
Distingutioning features of blood vessels Distingutioning features of blood vessels
Control of BP and Blood Flow Control of BP and Blood Flow
Red Blood Cells Red Blood Cells
Video: Bipolar Disorder

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