Kluayhomthong, S.; Panwong, W.; Buttagat, V.; Inkamdang, M.; Preechamat, P. A15. The Effect of Combined the Pursed Lips and Lower Costal Breathing Exercise and Chest Mobilization Program on Lung Volume for Acute Exacerbations of Chronic Obstructive Pulmonary Disease. j health sci altern med 2022.