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Budweiser, Stephan; Heidtkamp, Felix; Jörres, Rudolf A.; Heinemann, Frank; Arzt, Michael; Schroll, Stephan; Schmidbauer, Kathrin; Hitzl, Andre P.; Pfeifer, Michael (2008): Predictive significance of the six-minute walk distance for long-term survival in chronic hypercapnic respiratory failure. In: Respiration, No. 4: pp. 418-426 [PDF, 241kB]
Budweiser, Stephan; Hitzl, Andre P.; Joerres, Rudolf A.; Schmidbauer, Kathrin; Heinemann, Frank; Pfeifer, Michael (2007): Health-related quality of life and long-term prognosis in chronic hypercapnic respiratory failure: a prospective survival analysis. In: Respiratory Research 8:92 [PDF, 412kB]