[1]
O. Boonla, P. Prasertsri, U. Rungsawat, S. Namkhum, B. PaepetchSuato, and N. Luangpon, “An Eight-Week of Inspiratory Muscle Training Program Improved Chest Expansion in Subjects with Inspiratory Muscle Weakness: A Preliminary Study”, SRIMEDJ, vol. 32, no. 4, pp. 120–126, Jul. 2017.