Effect of cost sharing on screening mammography.

n engl j med 358;22 www.nejm.org may 29, 2008 2411 Scaffidi P, Misteli T. Lamin A-dependent nuclear defects in human aging. Science 2006;312:1059-63. Cao K, Capell B, Erdos MR, Djabali K, Collins FSA. A lamin A protein isoform overexpressed in Hutchinson-Gilford progeria syndrome interferes with mitosis in progeria and normal cells. Proc Natl Acad Sci U S A 2007;104:4949-54. McClintock D, Ratner D, Lokuge M, et al. The mutant form of lamin A that causes Hutchinson-Gilford progeria is a biomarker of cellular aging in human skin. PLoS ONE 2007;2(12):e1269. 1.