1. Kaplan-Meier curves depicting the probability of survival from study enrollment in patients receiving conventional chest physical therapy (CCPT) (solid line) and patients receiving high-frequency chest-wall compressions (HFCWCs) (dashed line) (P = .14 by log rank test).HFCWC.
Kaplan-Meier curves depicting the probability of survival from study enrollment in patients receiving conventional chest physical therapy (CCPT) (solid line) and patients receiving high-frequency chest-wall compressions (HFCWCs) (dashed line) (P = .14 by log rank test).HFCWC
Darnetta Clinkscale et al. Respir Care 2012;57:
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