Time trends of process and impact indicators in Italian breast screening programmes--1996-2005.

Giordano L, Giorgi D, Piccini P, Ventura L, Stefanini V, Senore C, Paci E, Segnan N.

Epidemiol Prev 2008; 32: 23-36.

http://www.ncbi.nlm.nih.gov/pubmed/18770993