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Vennelle M, White S, Riha RL, Mackay TW, Engleman HM, Douglas NJ.Vennelle M, et al. Among authors: engleman hm.Sleep. 2010 Feb;33(2):267-71. doi: 10.1093/sleep/33.2.267.Sleep. 2010.PMID: 20175411Free PMC article.Clinical Trial.
Engleman HM, Martin SE, Deary IJ, Douglas NJ.Engleman HM, et al.Lancet. 1994 Mar 5;343(8897):572-5. doi: 10.1016/s0140-6736(94)91522-9.Lancet. 1994.PMID: 7906330Clinical Trial.
Engleman HM, Martin SE, Douglas NJ.Engleman HM, et al.Thorax. 1994 Mar;49(3):263-6. doi: 10.1136/thx.49.3.263.Thorax. 1994.PMID: 8202884Free PMC article.
Martin SE, Engleman HM, Deary IJ, Douglas NJ.Martin SE, et al. Among authors: engleman hm.Am J Respir Crit Care Med. 1996 Apr;153(4 Pt 1):1328-32. doi: 10.1164/ajrccm.153.4.8616562.Am J Respir Crit Care Med. 1996.PMID: 8616562