EUS-CP: endoscopic-ultrasound-guided cholangiopancreatography, : number of patients, B: benign, Sb: subsequent day, Sm: same day/session, D: ductography, T: transluminal, R: rendezvous, A: antegrade, mb: methylene blue, n/a: not applicable/mentioned. *14 attempts in 12 patients. #Long-term data was available in 8 patients only.