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Author Question: Who may refill a DOT 39 nonrefillable cylinder? A) Only EPA-certified refrigerant recyclers B) ... (Read 39 times) |
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.
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.
In 1864, the first barbiturate (barbituric acid) was synthesized.