TY - RPRT TI - Lung function, maximum and submaximum exercise testing in COPD patients: reproducibility over a long interval. AU - A Noseda AU - J P Carpiaux AU - T Prigogine AU - J Schmerber PY - 1989 DO - 10.1007/bf02714953 UR - https://pubmed.ncbi.nlm.nih.gov/2512458/ ID - 2512458 ER -