Endoscopic Treatment of Chronic Pancreatitis: A Multicenter Study of 1000 Patients with Long-Term Follow-Up - Rösch , T; Daniel , S; Scholz , M; Huibregtse, K; Smits , M; Schneider , T; Ell , C; Haber , G; Riemann , J -F; Jakobs , R; Hintze , R; Adler , A; Neuhaus , H; Zavoral , M; Zavada , F; Schusdziarra , V; Soehendra , N; null (Endoscopy, 2002)