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In 1864, the first barbiturate (barbituric acid) was synthesized.

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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.

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The Food and Drug Administration has approved Risperdal, an adult antipsychotic drug, for the symptomatic treatment of irritability in children and adolescents with autism. The approval is the first for the use of a drug to treat behaviors associated with autism in children. These behaviors are included under the general heading of irritability and include aggression, deliberate self-injury, and temper tantrums.

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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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Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

The hyoid bone from a Neandertal and a chimpanzee. The hyoid bone from a Neandertal and a chimpanzee.
(a) Multiple myeloma: Tumor of plasma cells. (b) Myeloma cells grow within the bone and lesions can ... (a) Multiple myeloma: Tumor of plasma cells. (b) Myeloma cells grow within the bone and lesions can ...
Histology of Bone Histology of Bone
Excessive video gaming decrease social and physical development in a child Excessive video gaming decrease social and physical development in a child
Problem Problem
Gravitational Force Due to a Distribution of Mass problem 2 Gravitational Force Due to a Distribution of Mass problem 2
Video: HDL (high density lipoprotein)

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