For the first time, a registered nurse was added to the staff during the winter season, and ultrasound equipment was flown in. But Thompson said even the most rigorous medical examinations aren't foolproof. The South Pole is such a weird, harsh environment. But I think the screening they have in place is valid and good. The foundation reviews safety measures every year, said Peter West, an NSF spokesman.
People like to know that they can do it, that they are strong.
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