A STUDY OF METALLIC STENTS FOR THE TREATMENT OF BENIGN BILIARY STRICTURE - SHIBA, Hiroaki; AOKI, Teruaki; KOBAYASHI, Susumu; OKAMOTO, Tomoyoshi; TAKEUCHI, Kosuke; FUTAKAWA, Yasuro; YANAGISAWA, Satoru (Nihon Rinsho Geka Gakkai Zasshi (Journal of Japan Surgical Association), 2001)