A 2-year-old with RSV bronchiolitis has an SpO2 of 89% on room air. Which intervention has the strongest evidence for improving outcomes?
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A
Nebulized albuterol every 4 hours
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B
Supplemental oxygen to maintain SpO2 ≥ 90–92%
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C
Hypertonic saline nebulization with airway suctioning
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D
Systemic corticosteroids to reduce inflammation