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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.
Thyroid conditions may make getting pregnant impossible.
Vaccines prevent between 2.5 and 4 million deaths every year.
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.
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