Long-term follow-up of patients with chronic pancreatitis in Italy

Cavallini, G; L., Frulloni; Pederzoli, P; Talamini, G; Bovo, P; Bassi, C; DI FRANCESCO, V; Vaona, B; Falconi, Massimo; Sartori, N; Angelini, G; Brunori, Mp; Filippini, M.