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Holland AE, Hill K, Alison JA, Luxton N, Mackey MG, Hill CJ, Jenkins SC.Holland AE, et al. Among authors: alison ja.Respiration. 2011;81(2):124-8. doi: 10.1159/000308464. Epub 2010 Apr 1.Respiration. 2011.PMID: 20357426