In 2012, nearly 24 milliion Americans, aged 12 and older, had abused an illicit drug, according to the National Institute on Drug Abuse (NIDA).
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More than 20 million Americans cite use of marijuana within the past 30 days, according to the National Survey on Drug Use and Health (NSDUH). More than 8 million admit to using it almost every day.
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The lipid bilayer is made of phospholipids. They are arranged in a double layer because one of their ends is attracted to water while the other is repelled by water.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Medication errors are more common among seriously ill patients than with those with minor conditions.
Procedures and Diagnostic Tests Related to the Cardiovascular System
Procedures and Diagnostic Tests Related to the Cardiovascular System
Procedures and Diagnostic Tests Related to the Female Reproductive System