Double pylorus: report of two cases and review of the literature.
Polloni A, Marchi S, Bellini M, Costa F, Bonifazi V, Tumino E, Cipparrone G, Spataro M, Straniti M, Arrighi E, et al.
Polloni A, et al. Among authors: bellini m.
Ital J Gastroenterol. 1991 Jul-Aug;23(6):360-3.
Ital J Gastroenterol. 1991.
PMID: 1742529