| http://www.w3.org/ns/prov#value | - Multiple delivery methods and devices have been studied but not compared, including bottles or pots, bulb syringes, inhalers, and nebulizers.3For these reasons, we rated nasal irrigation as ???possibly effective.??? In 2000, the investigators of an evidence report prepared for the Agency for Health Care Policy and Research found insufficient evidence to assess the benefits.4 In 2005, the Academy o
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