Improvement of hepatic reserve and changes in liver and spleen volume after balloon-occluded retrograde transvenous obliteration. - Shinkai K; Sakamori R; Yamada R; Tahata Y; Maesaka K; Matsumoto K; Nozaki Y; Tawara S; Ishida H; Yoshida Y; Tanaka S; Ito T; et al. (BMC gastroenterology, 2026)