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The strongest synthetic topical retinoid drug available, tazarotene, is used to treat sun-damaged skin, acne, and psoriasis.

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The average office desk has 400 times more bacteria on it than a toilet.

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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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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

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Approximately 500,000 babies are born each year in the United States to teenage mothers.

A Whale shark, the world's largest fish, is classified as Vulnerable. A Whale shark, the world's largest fish, is classified as Vulnerable.
A Royal Bengal Tiger, the largest big cat in Bannerghatta National Park, India A Royal Bengal Tiger, the largest big cat in Bannerghatta National Park, India
Cairns Birdwing (Ornithoptera euphorion): Australia's largest endemic butterfly Cairns Birdwing (Ornithoptera euphorion): Australia's largest endemic butterfly
Wandering Albatrosses have the largest wingspan of any living bird. Wandering Albatrosses have the largest wingspan of any living bird.
The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b The grand opening of the huge Miraflores lock on the Panama Canal in October, 1914. The locks were b
Video: Cleavage and Implantation Animation

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