1) Macklem, P.T., Roussos, C.S.: Respiratory muscle fatigue: a cause of respiratory failure? Clin Sci Mol Med, 53: 419~422, 1977.
2) The respiratory muscle fatigue workshop group: Respiratory muscle fatigue, Am Rev Respir Dis, 142: 474~480, 1990.
3) Roussos, C., Moxham, J.: Respiratory muscle fatigue, In: Roussos, C., Macklem, P., eds. The thorax, Marcel Dekker, New York, p. 830, 1985.
4) Bellemare, F., Grassino, A.: Evaluation of human diaphragm fatigue, J Appl Physiol, 53: 1196~1206, 1982.
5) Hasegawa, A., Suzuki, S., Matsumoto, Y. et al.: <i>In vivo</i> fatiguing contraction of rat diaphragm produces hydroxyl radicals, Free Radical Biology and Medicine, 22: 349~354, 1997.