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Author Question: An ancient rock is found to contain 40Ar gas, indicating that 77 of the 40K in the rock has decayed ... (Read 67 times) |
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This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.
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About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.
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The Romans did not use numerals to indicate fractions but instead used words to indicate parts of a whole.