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Cecere LM, Williams EC, Sun H, Bryson CL, Clark BJ, Bradley KA, Au DH.Cecere LM, et al.Respir Med. 2012 Jul;106(7):1055-62. doi: 10.1016/j.rmed.2012.03.018. Epub 2012 Apr 25.Respir Med. 2012.PMID: 22541719Free article.
Petraglia A, Cecere L, Scarpitta M, Funaro G, Siano V.Petraglia A, et al.Clin Ter. 1983 Mar 15;104(5):395-401.Clin Ter. 1983.PMID: 6221858Clinical Trial.Italian.No abstract available.