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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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ACTH levels are normally highest in the early morning (between 6 and 8 A.M.) and lowest in the evening (between 6 and 11 P.M.). Therefore, a doctor who suspects abnormal levels looks for low ACTH in the morning and high ACTH in the evening.

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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Percentages of adolescents indicating Benefits and Costs of employment. Percentages of adolescents indicating Benefits and Costs of employment.
Health Care Costs for the Elderly and Disabled Health Care Costs for the Elderly and Disabled
Tuition Costs Tuition Costs
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Video: Mitosis step-by-step

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