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Quaia E, Bussani R, Cova M, Mucelli RP.Quaia E, et al. Among authors: cova m.Eur Radiol. 2005 Aug;15(8):1734-44. doi: 10.1007/s00330-005-2698-9. Epub 2005 Mar 8.Eur Radiol. 2005.PMID: 15754162Review.
Cova M, Toffanin R.Cova M, et al.Eur Radiol. 2002 Apr;12(4):814-23. doi: 10.1007/s003300101128. Epub 2001 Oct 11.Eur Radiol. 2002.PMID: 11960232Review.