Examlex
The mass extinction at the end of the Permian period (about 250 million years ago) is thought to have killed off as many as 60 percent of the animal families.What group of animals dominated life on land at that time?
Codeine
An opioid medication used to treat mild to moderately severe pain, and also used as a cough suppressant.
Severe Headache
A painful sensation occurring in any part of the head, ranging from sharp to dull, that may occur as a result of various conditions.
Coronary Artery Bypass Surgery
A surgical procedure that improves blood flow to the heart by using vessels from other parts of the body to bypass blocked coronary arteries.
Blood Pressure
The force exerted by circulating blood upon the walls of blood vessels, a crucial indicator of cardiovascular health.
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