A gallstone impaction at the ampulla of Vater

Ohira, T; Miyazato, K; Arakaki, S; Hokama, A; Fujita, J

Hokama, A (reprint author), Univ Ryukyus, Grad Sch Med, Dept Endoscopy, 207 Uehara, Okinawa 9030215, Japan.

POLISH ARCHIVES OF INTERNAL MEDICINE-POLSKIE ARCHIWUM MEDYCYNY WEWNETRZNEJ, 2018; 128 (12): 779