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Pulmonary function in the CG, LG, and LEG groups after a six-month training period. CG, control group; LG, Liuzijue exercise group; LEG, Liuzijue exercise combined with elastic band resistance exercise group; FEV1, forced expiratory volume in 1 second; FVC, forced volume capacity. Notes: ∗∗p < 0.05 within-group comparisons.
