1. Respiratory muscle function;Celli;Clin Chest Med,1986
2. Anatomy of the respiratory muscles;De Troyer;Clin Chest Med,1988
3. Músculos del tórax como factores activos;Orts-Llorca,1970
4. Respiratory muscles: structure size and adaptive capacity;Rochester,1992
5. The diaphragm contractile properties and fatigue;Rochester;J Clin Invest,1985