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The control sample released an average of 40.9 pg/ml of IL-6 in three tests over a period of 48 h

The researchers found that frequent marijuana smokers were also more likely than nonusers to have their first heart attack before the age of 50 - an unusual medical event called a premature heart attack that increases a person's lifelong risk of subsequent heart attack, heart failure and life-threatening arrhythmias that can cause sudden death

These are often if not usually copied from pre-existing models or examples, the dating of such objects is often very difficult and opinions vary from one expert to the next