Effectiveness and safety of serial endoscopic ultrasound–guided celiac plexus block for chronic pancreatitis oleh Michael S. L. Sey, Leslie Schmaltz, Mohammad A. Al-Haddad, John M. DeWitt, Cynthia S. J. Calley, Michelle Juan, Femi Lasisi, Stuart Sherman, Lee McHenry, Thomas F. Imperiale, Julia K. LeBlanc