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Author Question: A researcher plans to investigate how toddlers interact with each other, starting from the first ... (Read 74 times) |
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
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Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.