Oxygen on the Go
... therapist, home care provider, and patient as a health care team. Rick Carter, PhD, MBA, is professor and chair, Department of Health, Exercise and Sport Sciences; James S. Williams, ...
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Oxygen, key to life on Earth today, began to appear on the planet millions of years earlier than scientists had thought, new research indicates.
An analysis of a deep rock core from Australia indicates the presence of at least some oxygen 50 million to 100 million years before the great change...