TY - RPRT TI - Interval versus continuous high-intensity exercise in chronic obstructive pulmonary disease: a randomized trial. AU - Milo A Puhan AU - Gilbert Büsching AU - Holger J Schünemann AU - Evelien VanOort AU - Christian Zaugg AU - Martin Frey PY - 2006 DO - 10.7326/0003-4819-145-11-200612050-00006 UR - https://pubmed.ncbi.nlm.nih.gov/17146066/ ID - 17146066 ER -