PT - JOURNAL ARTICLE AU - Vaes, Anouk W. AU - Spruit, Martijn A. AU - Franssen, Frits M.E. AU - van ’t Hul, Alex J. AU - Burtin, Chris AU - Gloeckl, Rainer AU - Houben-Wilke, Sarah TI - The efficacy of singing <em>versus</em> exercise training: do the data really support the authors’ conclusions? AID - 10.1183/13993003.02857-2021 DP - 2021 Jan 01 TA - European Respiratory Journal PG - 2102857 4099 - http://erj.ersjournals.com/content/early/2021/11/18/13993003.02857-2021.short 4100 - http://erj.ersjournals.com/content/early/2021/11/18/13993003.02857-2021.full