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Nappi L, Di Spiezio Sardo A, Spinelli M, Guida M, Mencaglia L, Greco P, Nappi C, Filippeschi M, Florio P.Nappi L, et al. Among authors: greco p.Reprod Sci. 2013 Jul;20(7):755-61. doi: 10.1177/1933719112466308. Epub 2012 Dec 10.Reprod Sci. 2013.PMID: 23232966Clinical Trial.