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Comparison of (A) 6 minute walk test (6MWT) distance (p < 0.001), (B) oxygen saturation (SpO2) after 6MWT (p < 0.001), (C) general fatigue (Borg) (p < 0.001), leg fatigue (Borg) (p < 0.001), and dyspnea (Borg) (p < 0.001) scores between the COVID-19 and control groups.
