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Author Question: In a contest, two tractors pull two identical blocks of stone the same distance over identical ... (Read 5188 times) |
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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.
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Automated pill dispensing systems have alarms to alert patients when the correct dosing time has arrived. Most systems work with many varieties of medications, so patients who are taking a variety of drugs can still be in control of their dose regimen.
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Your heart beats over 36 million times a year.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Pubic lice (crabs) are usually spread through sexual contact. You cannot catch them by using a public toilet.
Global positioning systems determine latitude, longitude, and altitude by measuring the distance fro
Children in Baltimore (1909) pull the stringy parts from beans in preparation for canning. Photograp