bibliographicCitation |
Lord VM, Hume VJ, Kelly JL, Cave P, Silver J, Waldman M, White C, Smith C, Tanner R, Sanchez M, Man WD, Polkey MI, Hopkinson NS. Singing classes for chronic obstructive pulmonary disease: a randomized controlled trial. BMC Pulmonary Medicine. 2012 Nov 13;12(1):69. doi: 10.1186/1471-2466-12-69. |