BACKGROUND: The increased popularity of complementary and alternative medicine (CAM) has led to increased demand for information on it, giving rise to the concept of "new experts".
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The experts say estimates of new H.I.V.infections are down by about fifteen percent in Africa, south of the Sahara Desert.
VOA: special.2009.12.08
Experts say the new methods also increase crop production up to five times more than crops that depend on rainfall only.
VOA: special.2010.02.08
Health experts advise people who have been physically inactive to have a complete physical exam before beginning a new exercise program.
VOA: special.2011.06.28
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