How Breathing Exercises Influence on Respiratory Muscles and Quality of Life among Patients with COPD? A Systematic Review and Meta-Analysis

<div>Risk of bias graph: review authors’ judgement about each risk of bias item presented as percentages across all included studies.</div>

Canadian Respiratory Journal

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Figure 2

Figure 2: How Breathing Exercises Influence on Respiratory Muscles and Quality of Life among Patients with COPD? A Systematic Review and Meta-Analysis 

Figure 2 | How Breathing Exercises Influence on Respiratory Muscles and Quality of Life among Patients with COPD? A Systematic Review and Meta-Analysis 