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Author Question: All of the following are examples of a formal organization EXCEPT: a. a labor union b. a New ... (Read 15 times) |
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.
The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.