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Author Question: In which year did the United States start running a negative trade balance? a. 1950 b. 1960 c. ... (Read 21 times) |
The average older adult in the United States takes five prescription drugs per day. Half of these drugs contain a sedative. Alcohol should therefore be avoided by most senior citizens because of the dangerous interactions between alcohol and sedatives.
Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.
Approximately 500,000 babies are born each year in the United States to teenage mothers.
Asthma cases in Americans are about 75% higher today than they were in 1980.
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.