Decreased number of activated macrophages in gallbladder muscle layer of cholesterol gallstone patients following ursodeoxycholic acid. Issue 12 (20th November 2008) - Guarino, M P L; Carotti, S; Morini, S; Perrone, G; Behar, J; Altomare, A; Alloni, R; Caviglia, R; Emerenziani, S; Rabitti, C; Cicala, M