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OtherDevice Types:
COPD-6, 4000 seriesThis quasi-experimental study evaluated the effects of 8 weeks of simulated laughter therapy, as compared with no laughter therapy, on physical symptoms, pulmonary function, depression, and health-related quality of life in 52 patients with pulmonary tuberculosis. PFTs were undertaken pre- and post-therapy and involved the measurement of FEV1 using the Vitalograph COPD-6 device.