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Petrosyan M, Perraki E, Simoes D, Koutsourelakis I, Vagiakis E, Roussos C, Gratziou C.Petrosyan M, et al. Among authors: simoes d.Sleep Breath. 2008 Aug;12(3):207-15. doi: 10.1007/s11325-007-0160-8. Epub 2007 Dec 11.Sleep Breath. 2008.PMID: 18074162
Rovina N, Papapetropoulos A, Kollintza A, Michailidou M, Simoes DC, Roussos C, Gratziou C.Rovina N, et al.Respir Res. 2007 Jul 15;8(1):53. doi: 10.1186/1465-9921-8-53.Respir Res. 2007.PMID: 17631682Free PMC article.